What's on around the world in September

In September, 2376 seasonal things are on across 1200 destinations: 345 natural spectacles, 1169 seasonal conditions, 276 festivals and cultural dates, 158 mass holidays and 428 hazard seasons. The seasons doing the most work this month: Sea warm enough, Trail season and Summer season opens. Every entry links to that place's full September climate breakdown.

Things to travel for

Blossom, foliage, whales, the light itself — the short windows worth booking a month around.

  • 🇬🇧 Bournemouth

    New Forest heather

    1 Aug – 10 Sep (usually)Nature

    The heaths north of the town go purple for about five weeks in late summer, at the same time as the ponies are at their most visible on the open ground.

    Source: hiwwt.org.uk

  • 🇿🇦 Cape Town

    West Coast flower season

    1 Aug – 20 Sep (usually)Nature

    Namaqualand and the West Coast reserves flower after the winter rain, peaking between mid-August and mid-September.

    Source: en.wikipedia.org

  • 🇩🇪 Sylt

    Heather in flower

    10 Aug – 20 Sep (usually)Nature

    The dune heath in the Braderuper Heide and along the eastern side goes purple from the middle of August for about a month, which is the island at its best on foot.

  • 🇧🇷 Rio de Janeiro

    Ipe trees in flower

    15 Aug – 30 Sep (usually)Nature

    The yellow ipes come out across the city and the Tijuca forest in late winter, weeks before anything else looks like spring.

  • 🇭🇳 Roatán

    Coral spawning nights

    20 Aug – 25 Sep (usually)Nature

    The reef spawns on the nights after the late-summer full moons and the shops run boats out at nine or ten.

    Source: en.wikipedia.org

  • 🇨🇦 Banff

    Elk rut in the townsite

    1 Sep – 15 Oct (usually)Nature

    Bulls bugle on the golf course and the Bow River flats through the autumn and the town fences off the school field.

  • 🇯🇴 Dead Sea

    Raptors over the Rift

    1 Sep – 25 Oct (usually)Nature

    The Jordan Valley is the funnel for the eastern flyway, and on an autumn morning the thermals carry streams of honey buzzards and storks down the length of it.

    Source: en.wikipedia.org

  • 🇨🇦 Jasper

    Elk rut

    1 Sep – 10 Oct (usually)Nature

    Bulls bugle from the golf course and the verges around the townsite through September, and they are genuinely dangerous at close range.

  • 🇦🇺 Perth

    Everlasting Kings Park Festival

    1 Sep – 5 Oct (usually)Festival

    The botanic garden above the city puts on its wildflower month through September, which is also when the roadsides an hour out are worth the drive.

    Source: bgpa.wa.gov.au

  • 🇺🇸 Zion National Park

    Dark-sky nights

    1 Sep – 31 Oct (usually)Nature

    The park is certified for its night skies and the autumn air after the monsoon is the clearest of the year.

  • 🇫🇮 Helsinki

    Ruska, the autumn colour

    5 Sep – 10 Oct (usually)Nature

    The autumn colour works its way down from Lapland through September.

  • 🇫🇮 Levi

    Ruska on the fells

    5–30 Sep (usually)Nature

    The dwarf birch and blueberry on the fell tops turn red and gold through September, a fortnight before the first snow.

  • 🇺🇸 Olympic National Park

    Roosevelt elk rut

    5 Sep – 20 Oct (usually)Nature

    Bulls bugle through the Hoh and Queets valleys from early September, and the sound carries a long way under that canopy.

  • 🇫🇮 Rovaniemi

    Ruska

    5–30 Sep (usually)Nature

    The birch forest along the Kemijoki turns through September and the walking trails at Ounasvaara are at their best.

  • 🇫🇮 Ruka

    Ruska

    5 Sep – 5 Oct (usually)Nature

    September turns the river valleys of Oulanka gold and it is the busiest the trail gets all year.

  • 🇺🇸 Yellowstone National Park

    Elk rut at Mammoth

    5 Sep – 15 Oct (usually)Nature

    Bulls bugle on the lawns at Mammoth through September and rangers cone off the ones that will not move.

  • 🇨🇳 Hangzhou

    Qiantang tidal bore

    10 Sep – 12 Oct (usually)Nature

    The world's largest tidal bore peaks around the eighteenth day of the eighth lunar month, usually late September or early October.

    Source: wgly.hangzhou.gov.cn

  • 🇨🇦 Jasper

    Aspen and larch turn

    10 Sep – 5 Oct (usually)Nature

    The aspen along the Athabasca go gold in the second half of September and the larch above the treeline a week or two later.

  • 🇺🇸 Rocky Mountain National Park

    Elk rut

    10 Sep – 20 Oct (usually)Nature

    Bulls bugle in the Moraine Park and Horseshoe Park meadows at dawn and dusk through the autumn, and the traffic jams that follow are managed by rangers.

    Source: nps.gov

  • 🇲🇳 Ulaanbaatar

    Larch turning in Terelj

    10 Sep – 5 Oct (usually)Nature

    The Siberian larch on the hills east of the city goes gold for a fortnight before it drops, and the first hard frost usually ends it.

  • 🇦🇺 Canberra

    Floriade

    12 Sep – 11 OctFestival

    A million bulbs planted in Commonwealth Park for a month from mid-September.

    Source: floriadeaustralia.com

  • 🇨🇦 Lake Louise

    Larch season

    14 Sep – 5 Oct (usually)Nature

    Larch Valley above Moraine goes gold for about a fortnight in late September, and it is the busiest trail in the Rockies for exactly those days.

  • 🇨🇦 Banff

    Larch season

    15 Sep – 5 Oct (usually)Nature

    The alpine larches go gold for roughly two weeks around the end of September.

  • 🇺🇸 Bozeman

    Golden eagle migration

    15 Sep – 31 Oct (usually)Nature

    The Bridger ridge carries the largest known golden eagle migration in the lower forty-eight, counted from the ski area every autumn.

    Source: bridgerraptorfest.org

  • 🇺🇸 Denver

    Aspen colour

    15 Sep – 10 Oct (usually)Nature

    The aspens above 2,700 metres turn in the last fortnight of September and the colour works its way down to the foothills by early October.

  • 🇯🇵 Furano

    Autumn colour

    15 Sep – 20 Oct (usually)Nature

    Daisetsuzan an hour north turns first, from the top of the ropeway down, usually from the third week of September.

  • 🇺🇸 Grand Teton National Park

    Aspen colour and the elk rut

    15 Sep – 10 Oct (usually)Nature

    The aspens and cottonwoods turn in late September, which is also when the bull elk start bugling at dawn along the Gros Ventre.

  • 🇺🇸 Jackson

    Aspens turning and the elk rut

    15 Sep – 10 Oct (usually)Nature

    The cottonwoods along the Snake and the aspen stands on the benches go gold in the second half of September, which is also when the bulls are bugling at dawn on the park flats.

  • 🇺🇸 Vail

    Aspens turning

    15 Sep – 5 Oct (usually)Nature

    The stands above the village and along Shrine Pass and Piney Lake road go gold in the second half of September.

  • 🇺🇸 Aspen

    Aspens turning

    18 Sep – 8 Oct (usually)Nature

    The stands on Independence Pass and above Maroon Creek turn in the last week of September, and the Bells reservations for those days go the moment they open.

  • 🇨🇦 Mont-Tremblant

    Laurentian fall colour

    18 Sep – 15 Oct (usually)Nature

    The sugar maples turn from the last week of September, earliest at the summit and a fortnight later in the valley.

  • 🇺🇸 Park City

    Aspens turning

    18 Sep – 8 Oct (usually)Nature

    The stands along Guardsman Pass and the Mid-Mountain trail turn in the last week of September.

  • 🇺🇸 Rocky Mountain National Park

    Aspens turning

    18 Sep – 8 Oct (usually)Nature

    The stands along Bear Lake Road and up in Kawuneeche Valley turn gold in the last ten days of September, usually a week before the elk rut peaks.

  • 🇬🇧 Bournemouth

    New Forest deer rut

    20 Sep – 31 Oct (usually)Nature

    The stags roar and fight through October on the heaths north of town, best at first light.

    Source: newforestnpa.gov.uk

  • 🇺🇸 Bryce Canyon National Park

    Aspens on the plateau

    20 Sep – 15 Oct (usually)Nature

    The aspen stands along the rim road and up at Rainbow Point turn while the hoodoos are still snow-free — the short window when the park is both empty and colourful.

    Source: brycecanyoncountry.com

  • 🇳🇴 Geiranger

    Birch turning on the fjord walls

    20 Sep – 15 Oct (usually)Nature

    The birch on the fjord sides goes yellow through late September while the waterfalls are still running.

  • 🇺🇸 Glacier National Park

    Larch and autumn colour

    20 Sep – 20 Oct (usually)Nature

    Cottonwoods along the lakes go first and the western larch turn gold in the first half of October, the one conifer here that drops its needles.

  • 🇨🇳 Guilin

    Osmanthus in flower

    20 Sep – 20 Oct (usually)Nature

    The city is named after the tree and for a couple of weeks in autumn the whole centre smells of it.

  • 🇨🇳 Hangzhou

    Osmanthus

    20 Sep – 20 Oct (usually)Nature

    Hangzhou's other autumn smell.

  • 🇮🇳 Hyderabad

    Bathukamma

    20 Sep – 25 Oct (usually)Festival

    Nine evenings when Telangana women build and float tiered flower stacks on the tanks and lakes, singing round them in a circle.

    Source: en.wikipedia.org

…and 305 more in this group. Open any destination's page for its own month-by-month calendar.

The state of the place

Monsoon, dry season, lifts open, sea warm enough — what the weather is actually doing.

  • 🇺🇸 Albuquerque

    Green chile harvest

    1 Aug – 30 SepSeason

    Drum roasters appear outside every supermarket and roadside stand from August, and the whole city smells of it for two months.

  • 🇹🇭 Ko Phi Phi

    Maya Bay closed

    1 Aug – 30 SepClosure

    The park authority shuts the bay for two months every year so the reef and the beach can recover.

    Source: thethaiger.com

  • 🇺🇸 Los Angeles

    Sea at its warmest

    1 Aug – 30 SepSeason

    Late summer is the only stretch when the Pacific here is worth getting into without a wetsuit, and it lasts into the first half of October.

  • 🇬🇧 Newquay

    Sea at its warmest

    1 Aug – 30 Sep (usually)Season

    The water lags the air by about two months, so late August into September is the best of it.

  • 🇷🇺 Petropavlovsk-Kamchatsky

    Berry and mushroom season

    1 Aug – 20 Sep (usually)Nature

    Crowberry, blueberry and cloudberry come on across the tundra in August and the mushrooms follow.

  • 🇨🇦 Revelstoke

    Huckleberries and bears

    1 Aug – 20 Sep (usually)Nature

    The berry crop on the avalanche slopes brings black and grizzly bears down to trail level for six weeks.

  • 🇺🇸 San Diego

    Sea at its warmest

    1 Aug – 30 Sep (usually)Season

    The Pacific here takes all summer to warm up and only gets comfortable without a wetsuit in August and September, which is also when the marine layer has finally gone.

  • 🇬🇷 Santorini

    Grape harvest

    1 Aug – 10 Sep (usually)Nature

    The assyrtiko vines are trained into baskets on the ground against the wind, and they come in early here, usually starting in the first half of August.

  • 🇹🇷 Selçuk

    Fig harvest

    1 Aug – 20 Sep (usually)Season

    The Kucuk Menderes valley behind the town is fig country, and from August the fruit is laid out to dry on trays beside the road.

  • 🇸🇪 Stockholm

    Crayfish season

    1 Aug – 5 Sep (usually)Nature

    Kraftskiva runs through August: paper hats, schnapps, songs between courses, and more ceremony than dinner.

  • 🇺🇸 Washington

    August recess

    1 Aug – 5 SepSeason

    Congress goes home, the lobbying and lawyer city empties with it, and downtown restaurants that live on expense accounts run their quiet weeks.

  • 🇺🇸 Santa Fe

    Green chile roasting

    15 Aug – 30 Sep (usually)Season

    Drum roasters appear in supermarket car parks and the whole town smells of burnt chile skin for six weeks.

  • 🇬🇷 Kefalonia

    Robola harvest

    20 Aug – 30 Sep (usually)Nature

    The vines grow on limestone rubble on the slopes below Ainos and are picked from late August.

  • 🇵🇹 Funchal

    Madeira Wine Festival

    25 Aug – 15 Sep (usually)Festival

    The harvest is marked in the city and, better, up at Estreito de Camara de Lobos, where the grapes are still trodden in public and the year's wine is sold in the street.

    Source: visitmadeira.com

  • 🇬🇷 Rhodes

    Grape harvest at Embonas

    25 Aug – 30 Sep (usually)Season

    The Athiri vineyards on the slopes of Attavyros are picked from late August, and the mountain villages hold their wine feasts once the presses are running.

  • 🇰🇿 Almaty

    Apple harvest in the foothills

    1 Sep – 15 Oct (usually)Nature

    The city is named for its apples and the local Aport comes off the orchards below the mountains through September, sold by the crate at the Green Bazaar before the imports take over again.

    Source: en.wikipedia.org

  • 🇺🇿 Bukhara

    Melon and pomegranate season

    1 Sep – 20 Oct (usually)Nature

    Melons, figs, grapes, pomegranates, walnuts and persimmons pile up in the bazaar from early September, and the courtyard restaurants move their tables back outside once the worst of the heat has gone out of the evenings.

    Source: advantour.com

  • 🇫🇷 Colmar

    Vendanges on the wine route

    1 Sep – 20 Oct (usually)Season

    Picking runs through September and into October in the villages either side of town, and the late-harvest grapes hang on longest.

  • 🇳🇿 Franz Josef

    Whitebait season

    1 Sep – 30 OctSeason

    Whitebaiting runs 1 September to 30 October, and every river mouth on the coast grows a line of stands and huts for two months.

    Source: doc.govt.nz

  • 🇹🇷 Göreme

    Cappadocian grape harvest

    1 Sep – 15 Oct (usually)Season

    Emir and okuzgozu come in off the volcanic soil around Urgup and Uchisar, and the small cellars open their doors.

  • 🇭🇷 Hvar

    Wine harvest

    1 Sep – 5 Oct (usually)Season

    Plavac mali comes off the south-facing terraces above Sveta Nedjelja in September, some of it from slopes too steep to work with anything but hands.

  • 🇲🇾 Langkawi

    Wettest weeks of the year

    1 Sep – 31 Oct (usually)Season

    September and October are the ones to avoid for a beach week: the heaviest rain, the roughest sea, and the highest chance of a cancelled boat trip or a closed Sky Bridge in the cloud.

  • 🇵🇹 Lisbon

    Grape harvest

    1 Sep – 15 Oct (usually)Nature

    The vintage runs in the estates up the Tagus and out towards Setubal, close enough to Lisbon to be a day out rather than a trip.

    Source: en.wikipedia.org

  • 🇫🇷 Nantes

    Muscadet harvest

    1 Sep – 10 Oct (usually)Season

    The vineyards start where the tram ends, and picking runs through September in the villages around Clisson and Vallet.

  • 🇴🇲 Nizwa

    Pomegranates on Jebel Akhdar

    1 Sep – 20 Oct (usually)Nature

    The mountain terraces come good in early autumn: pomegranates, walnuts and the last apricots, sold at the roadside on the way up.

  • 🇹🇭 Pattaya

    Wettest weeks of the year

    1 Sep – 31 Oct (usually)Season

    September and October are when the storms stack up and the low streets behind Beach Road flood for an hour or two at a time.

  • 🇵🇹 Porto

    Douro vintage

    1 Sep – 15 Oct (usually)Nature

    The picking happens up the valley rather than in the city, but this is when the quintas take visitors into the lagares and the train up the Douro is worth the whole trip.

  • 🇨🇿 Prague

    Burcak and the vineyard feasts

    1 Sep – 5 Oct (usually)Nature

    Burcak, the half-fermented young wine, appears on street stalls for a few weeks from early September, and the harvest feasts on the Greboka and castle slopes follow it.

  • 🇮🇹 Rome

    Grape harvest in the Castelli

    1 Sep – 10 Oct (usually)Nature

    The hill towns south of the city bring in the harvest through September and the frascati towns hold their wine feasts around it.

    Source: en.wikipedia.org

  • 🇫🇷 Strasbourg

    Alsace vendanges

    1 Sep – 20 Oct (usually)Season

    The wine villages start half an hour south-west and pick through September into October, late harvest last.

  • 🇨🇷 Tortuguero

    The September dry spell

    1 Sep – 31 Oct (usually)Season

    The Caribbean lowlands get a break from the rain in September and October, which lands on the tail of the nesting season.

  • 🇲🇳 Ulaanbaatar

    Clear autumn weeks

    1 Sep – 15 Oct (usually)Season

    The short stretch after the summer rains and before the heating plants fire up: dry, clear, the steppe gone gold, and the air still clean.

  • 🇪🇸 Valencia

    Rice harvest in the Albufera

    1 Sep – 10 Oct (usually)Nature

    The paddies south of the city are cut through September, and the lagoon is drained and reflooded around it.

  • 🇦🇹 Vienna

    Sturm and the wine harvest

    1 Sep – 31 Oct (usually)Nature

    Vienna grows wine inside the city limits.

  • 🇭🇺 Budapest

    Budapest Wine Festival

    3–15 Sep (usually)Festival

    Growers from every Hungarian region fill the Buda Castle courtyards for a long weekend in early September, with the best view in the city included in the ticket.

    Source: aborfesztival.hu

  • 🇺🇸 Big Sur

    The clear months

    5 Sep – 31 Oct (usually)Season

    The fog lifts after Labor Day, the summer traffic goes, and the coast gets six or seven weeks of the clearest air of the year before the winter rain starts.

  • 🇪🇸 Bilbao

    Txakoli harvest

    5 Sep – 15 Oct (usually)Nature

    The vines above Bakio and Getaria are picked through September and the txakoli cellars along the coast open for it, half an hour out of the city.

  • 🇫🇷 Bordeaux

    Vendanges in the vineyards

    5 Sep – 15 Oct (usually)Season

    Picking runs through September and into October across the Medoc and the right bank.

  • 🇰🇷 Busan

    Chuseok

    24–26 SepHoliday

    The harvest holiday empties the city for three days; markets and family restaurants close and the roads and trains out are solid in both directions.

    Source: en.wikipedia.org

  • 🇮🇹 Cinque Terre

    Terrace grape harvest

    5 Sep – 15 Oct (usually)Nature

    The terraces above the villages are picked with monorails in September and the sciacchetra grapes are laid out to dry.

    Source: cinqueterre.it

…and 1129 more in this group. Open any destination's page for its own month-by-month calendar.

Festivals & culture

The festivals a place is known for, and the weeks the streets belong to them.

  • 🇻🇳 Ho Chi Minh City

    Vu Lan and the ghost month

    1 Aug – 5 Sep (usually)Festival

    The seventh lunar month: pagodas in Cho Lon burn paper offerings, vegetarian stalls take over the food streets, and many Vietnamese put off buying a car, a house or a big trip until it is over.

    Source: en.wikipedia.org

  • 🇸🇬 Singapore

    Hungry Ghost month

    1 Aug – 10 Sep (usually)Festival

    Offerings burn on the pavements of the housing estates for a month and getai stages appear in car parks.

    Source: en.wikipedia.org

  • 🇭🇰 Hong Kong

    Yu Lan, the ghost month

    5 Aug – 15 Sep (usually)Festival

    Through the seventh lunar month the Chiu Chow associations raise bamboo theatres in parks and playgrounds for opera, burn paper offerings on street corners and hand out rice at the end.

    Source: icho.hk

  • 🇲🇾 Penang

    Hungry Ghost Festival

    5 Aug – 25 Sep (usually)Festival

    The seventh lunar month brings street-side altars, joss paper burnt on the kerb and loud getai stages in the housing estates most nights.

    Source: visitpenang.com

  • 🇹🇼 Taipei

    Ghost Month

    5 Aug – 15 Sep (usually)Holiday

    The seventh lunar month, when offerings are burnt on the pavements and people put off weddings, house moves and swimming.

    Source: en.wikipedia.org

  • 🇮🇳 Mumbai

    Janmashtami and Dahi Handi

    12 Aug – 8 Sep (usually)Festival

    The morning after Krishna's birthday, govinda troupes go junction to junction building human pyramids to reach a clay pot of curd strung above the street.

    Source: maharashtratourism.gov.in

  • 🇯🇵 Matsumoto

    Seiji Ozawa Matsumoto Festival

    15 Aug – 10 Sep (usually)Festival

    Three weeks of orchestral concerts and an opera, founded by Ozawa and still the reason the town's hotels fill in late summer.

    Source: en.wikipedia.org

  • 🇮🇳 Mumbai

    Ganesh Chaturthi

    14–25 SepFestival

    Ten days that belong to the neighbourhoods, ending with idols carried down to Girgaon Chowpatty and into the sea.

    Source: en.wikipedia.org

  • 🇮🇳 Ranthambore

    Ganesh mela at the fort

    15 Aug – 20 Sep (usually)Festival

    The Trinetra Ganesh temple inside the hill fort draws a fair of several hundred thousand over a few days at Ganesh Chaturthi.

    Source: ranthambhorenationalpark.in

  • 🇨🇦 Vancouver

    The PNE fair

    15 Aug – 8 Sep (usually)Festival

    The old exhibition grounds run a two-and-a-half week fair to Labour Day, which is the end of the Vancouver summer in the same way school is.

    Source: pne.ca

  • 🇺🇸 Anchorage

    Alaska State Fair

    21 Aug – 7 SepFestival

    An hour north in Palmer, running from late August to Labour Day, and famous for vegetables the size of furniture that the midnight sun grows.

    Source: alaskastatefair.org

  • 🇫🇮 Helsinki

    Helsinki Festival

    18 Aug – 5 SepFestival

    The largest arts festival in the country runs for a fortnight from mid-August, and the Night of the Arts near the start opens venues across the city free for one evening.

    Source: helsinkifestival.fi

  • 🇸🇾 Damascus

    Damascus International Fair

    26 Aug – 4 SepFestival

    The oldest trade fair in the region takes over the airport road for ten days at the end of August, and the central hotels go with it.

    Source: en.wikipedia.org

  • 🇮🇳 Goa

    Chavath, Ganesh Chaturthi

    20 Aug – 15 Sep (usually)Festival

    The household festival Goans come home for: shops and offices shut, families keep the idol for one, five or eleven days, and the immersion processions fill the river ghats.

    Source: goatourism.gov.in

  • 🇮🇳 Hyderabad

    Ganesh Chaturthi immersion

    20 Aug – 30 Sep (usually)Festival

    Ten days of pandals ending with the Khairatabad idol, one of the tallest in India, hauled to Hussain Sagar in a procession that takes over the Tank Bund and most of a day and night.

    Source: en.wikipedia.org

  • 🇦🇺 Kakadu

    Mahbilil Festival

    20 Aug – 10 Sep (usually)Festival

    A one-day festival on the lake at Jabiru at the end of the dry: music, weaving, bush foods, spear throwing and a magpie-goose plucking competition, run by and for the local communities.

    Source: mahbililfestival.com

  • 🇱🇺 Luxembourg

    Schueberfouer

    21 Aug – 9 SepFestival

    A funfair on the Glacis that has run since the fourteenth century and takes three weeks.

    Source: vdl.lu

  • 🇬🇧 Manchester

    Manchester Pride

    20 Aug – 1 Sep (usually)Festival

    The August bank holiday weekend, with the Gay Village fenced and ticketed and a free parade through the centre.

    Source: manchesterpride.com

  • 🇿🇦 Pretoria

    Jacaranda Agricultural Show

    20 Aug – 10 Sep (usually)Festival

    The old Pretoria Show at the Tshwane Events Centre in late August: livestock judging and championships at the core of it, with a fairground and exhibition halls built around the edges.

    Source: showme.co.za

  • 🇨🇦 Toronto

    Canadian National Exhibition

    21 Aug – 7 Sep (usually)Festival

    Eighteen days of midway, food building and air show at Exhibition Place, ending on Labour Day.

    Source: theex.com

  • 🇬🇧 Liverpool

    International Beatleweek

    26 Aug – 1 SepFestival

    Tribute bands from forty-odd countries take over Mathew Street and the Cavern for a week around the August bank holiday.

    Source: internationalbeatleweek.com

  • 🇺🇸 Minneapolis

    Minnesota State Fair

    27 Aug – 7 SepFestival

    Twelve days ending on Labor Day, on its own permanent grounds between the two cities, and one of the best-attended fairs in the country.

    Source: mnstatefair.org

  • 🇺🇸 New York

    US Open

    23 Aug – 13 SepFestival

    Three weeks out at Flushing Meadows, ending the second weekend of September.

    Source: usopen.org

  • 🇩🇪 Baden-Baden

    Grosse Woche racing

    29 Aug – 6 SepFestival

    Germany's biggest race meeting, five days at Iffezheim ending with the Grosser Preis von Baden.

    Source: badengalopp.de

  • 🇮🇳 Bengaluru

    Ganesha Chaturthi

    25 Aug – 20 Sep (usually)Festival

    Pandals go up on every other street corner for ten days and the immersion processions close roads on the last night.

    Source: en.wikipedia.org

  • 🇬🇧 Bournemouth

    Bournemouth Air Festival

    25 Aug – 5 Sep (usually)Festival

    Four days of flying displays straight off the beach at the end of August, free to watch and drawing a crowd in the hundreds of thousands.

    Source: bournemouthairfestival.co.uk

  • 🇳🇵 Kathmandu

    Indra Jatra

    19–27 SepFestival

    Masked dances and the living goddess pulled through Durbar Square on a chariot, over about a week.

    Source: en.wikipedia.org

  • 🇨🇳 Lhasa

    Bathing Festival

    25 Aug – 15 Sep (usually)Festival

    For a week at the end of summer, while one particular star is up, families take to the Lhasa river to wash clothes, hair and themselves and picnic on the bank all day.

    Source: tibettravel.org

  • 🇩🇪 Nuremberg

    Herbstvolksfest

    28 Aug – 13 SepFestival

    The autumn fair on the Volksfestplatz for two and a half weeks, with a spring edition around Easter.

    Source: tourismus.nuernberg.de

  • 🇯🇵 Okinawa

    Okinawa Zento Eisa Festival

    4–6 SepFestival

    Drum-and-dance troupes from across the prefecture fill the Koza stadium in Okinawa City for three days on the first weekend after the lunar Bon, and the street parade beforehand shuts the Gate Two road.

    Source: zentoeisa.com

  • 🇨🇾 Paphos

    Pafos Aphrodite Festival

    4–5 SepFestival

    One opera, two nights, staged in the square of the medieval castle at the end of the harbour.

    Source: en.wikipedia.org

  • 🇲🇺 Port Louis

    The Maiden Cup

    25 Aug – 25 Sep (usually)Festival

    The race of the Mauritian year fills the Champ de Mars — grandstands, the hill, the pits and the whole island's betting economy on one afternoon in September.

    Source: en.wikipedia.org

  • 🇪🇸 Ronda

    Feria de Pedro Romero

    25 Aug – 10 Sep (usually)Festival

    The town's own week at the turn of September, built around the Goyesca in the eighteenth-century bullring: everyone in period dress, and every room in Ronda taken months ahead.

    Source: rmcr.org

  • 🇦🇹 Sölden

    Oetztaler Radmarathon

    25 Aug – 5 Sep (usually)Festival

    Five thousand riders leave the village before dawn for 238 kilometres and four passes.

    Source: soelden.com

  • 🇳🇱 Utrecht

    Festival Oude Muziek

    26 Aug – 6 Sep (usually)Festival

    Ten days of early music in the churches and the Vredenburg at the turn of August into September, the largest festival of its kind anywhere.

    Source: oudemuziek.nl

  • 🇷🇴 Brașov

    Oktoberfest Brasov

    27 Aug – 6 SepFestival

    Eleven days of tents and brass bands on Strada Turnului at the end of the summer, now run under a licence from the city of Munich.

    Source: oktoberfestromania.ro

  • 🇷🇴 Bucharest

    George Enescu Festival

    27 Aug – 26 Sep (usually)Festival

    A month of orchestras at the Sala Palatului and the Athenaeum, held in odd years only; the next runs from 27 August to 26 September 2027.

    Source: romaniatourism.com

  • 🇺🇸 Atlanta

    Dragon Con

    28 Aug – 2 Sep (usually)Festival

    Labor Day weekend puts tens of thousands of people through five connected downtown hotels, and the parade closes Peachtree on the Saturday morning.

    Source: dragoncon.org

  • 🇺🇸 Cleveland

    Cleveland National Air Show

    5–7 SepFestival

    Three days over Burke Lakefront on the Labour Day weekend, and half the city watches it free from the Edgewater cliffs and the lakefront parks rather than buying a ticket.

    Source: clevelandairshow.com

  • 🇵🇹 Faro

    Festival F

    3–5 SepFestival

    Three nights of Portuguese music on stages threaded through the walled old town, which is the one weekend of the year Faro is the reason people fly here rather than the way in.

    Source: festivalf.pt

…and 236 more in this group. Open any destination's page for its own month-by-month calendar.

Holidays that swamp a place

Mass holidays: full trains, closed shops, the year's dearest fortnight.

  • 🇪🇸 Barcelona

    The August closures

    1 Aug – 5 SepClosure

    Neighbourhood restaurants, bakeries and small shops shut for the holidays from the start of August into the first week of September.

    Source: en.wikivoyage.org

  • 🇺🇸 Boston

    Student move-in weekend

    28 Aug – 4 Sep (usually)Season

    Most student leases turn over on 1 September, known locally as "Allston Christmas": every U-Haul in New England is double-parked in Allston and Brighton, and curbs fill with discarded furniture.

    Source: en.wikipedia.org

  • 🇺🇿 Bukhara

    Independence Day

    1 SepHoliday

    1 September is a national holiday with evening concerts on the squares.

    Source: en.wikipedia.org

  • 🇨🇦 Halifax

    Cruise season

    1 Sep – 31 OctSeason

    Ships call from spring, but the leaf-season sailings down from the St Lawrence stack up in September and October and several thousand passengers can land on one morning.

  • 🇻🇳 Ho Chi Minh City

    National Day

    1–2 SepHoliday

    Offices and government buildings close for two days and the city centre fills for the evening fireworks over the river.

    Source: en.wikipedia.org

  • 🇺🇸 Orlando

    The September lull

    1–25 Sep (usually)Season

    The two or three weeks after the American school year restarts are the emptiest of the year: headline rides in half an hour, hotel rates at their floor.

  • 🇻🇳 Hanoi

    National Day

    2 SepHoliday

    The 2 September holiday fills Ba Đình square and the old quarter, closes roads around the mausoleum and gives the whole country a long weekend of domestic travel.

    Source: en.wikipedia.org

  • 🇲🇺 Port Louis

    Père Laval pilgrimage

    5–11 Sep (usually)Festival

    Tens of thousands walk to the shrine at Sainte-Croix on the northern edge of the city through the night of the 8th and into the 9th.

    Source: en.wikipedia.org

  • 🇨🇳 Shanghai

    Mid-Autumn Festival

    25–27 SepHoliday

    Mooncakes from every bakery and a short national break that some years runs straight into the October holiday, making one very long one.

    Source: china-briefing.com

  • Gibraltar

    Gibraltar National Day

    10 SepHoliday

    On 10 September the whole territory dresses in red and white, thirty thousand balloons go up over Casemates and almost nothing is open.

    Source: en.wikipedia.org

  • 🇲🇽 Guanajuato

    Independence days

    13–17 SepHoliday

    The independence war effectively started here at the Alhóndiga, so the middle of September carries more weight in Guanajuato than almost anywhere: the grito on the night of the 15th, then a full military and student parade.

    Source: guanajuatocapital.gob.mx

  • 🇬🇹 Antigua Guatemala

    Independence Day

    14–15 SepFestival

    Torch relays run down the highway from the capital on the night of the 14th and school bands parade the next morning.

    Source: en.wikipedia.org

  • 🇬🇹 Lake Atitlán

    Independence Day

    14–15 SepFestival

    Torch relays come round the lake road through the night of the 14th and every school in Solola parades the next morning.

    Source: en.wikipedia.org

  • 🇭🇳 Roatán

    Honduran Independence Day

    14–16 SepHoliday

    Schools parade on the 15th and the islands take the day with them: banks and offices shut, the ferry runs a holiday timetable, and the mainland comes over for the long weekend.

    Source: en.wikipedia.org

  • 🇮🇱 Jerusalem

    Yom Kippur

    20–21 SepHoliday

    The city stops completely for twenty-five hours: no traffic, no shops, no flights in or out of the country, and almost nothing open in West Jerusalem.

    Source: en.wikipedia.org

  • 🇲🇽 Oaxaca

    Independence Day

    15–16 SepFestival

    The shout from the governor's balcony on the night of the fifteenth and a parade the next morning, in the wettest fortnight of the year.

    Source: en.wikipedia.org

  • 🇮🇱 Tel Aviv

    Yom Kippur

    20–21 SepHoliday

    Twenty-five hours with no cars anywhere, no shops open and no flights in or out of the country.

    Source: en.wikipedia.org

  • 🇨🇱 San Pedro de Atacama

    Fiestas Patrias

    18–19 SepHoliday

    Chile's national days are a four-day holiday and the desert is one of the places Santiago flies to for them.

    Source: en.wikipedia.org

  • 🇨🇱 Santiago

    Fiestas Patrias

    16–21 SepHoliday

    18 and 19 September, and in practice most of the week: fondas, cueca and barbecue, with shops shut, roads out of the city jammed and flights domestically full.

    Source: en.wikipedia.org

  • 🇮🇱 Jerusalem

    Sukkot

    25 Sep – 2 OctHoliday

    Booths on every balcony, the priestly blessing at the Western Wall drawing tens of thousands, and a week of school holiday that fills every site in the country.

    Source: en.wikipedia.org

  • 🇮🇱 Tel Aviv

    Sukkot week

    25 Sep – 2 OctHoliday

    The autumn school holiday, and the beach is still warm enough to use, so the city fills again for a week.

    Source: en.wikipedia.org

  • 🇸🇦 Riyadh

    Saudi National Day

    23–24 SepHoliday

    The 23 September holiday: green everywhere, air displays, concerts and a long weekend that fills the domestic flights.

    Source: en.wikipedia.org

  • 🇸🇦 Jeddah

    Saudi National Day

    23–24 SepHoliday

    Green everywhere, air displays over the Corniche and fireworks on the 23rd, with the city out in force on the waterfront.

    Source: en.wikipedia.org

  • 🇿🇦 Durban

    Heritage Day

    24 SepHoliday

    A public holiday that South Africa has quietly turned into a national braai; the beachfront and the parks fill from mid-morning and the shops keep Sunday hours.

    Source: gov.za

  • 🇮🇳 Darjeeling

    Durga Puja and Dashain

    25 Sep – 25 Oct (usually)Holiday

    Bengal's biggest holiday and the Nepali Dashain fall together, and the whole of Kolkata seems to come up the hill.

    Source: en.wikipedia.org

  • 🇺🇸 Juneau

    Cruise season

    25 Apr – 30 Sep (usually)Season

    Ships dock nearly every day from late April to the end of September under a daily passenger cap agreed with the town.

    Source: traveljuneau.com

  • 🇳🇴 Ålesund

    Cruise ships in port

    1 May – 20 Sep (usually)Season

    Alesund is the tender port for Geiranger and the ships tie up right below the town.

  • 🇺🇸 Bar Harbor

    Cruise ship season

    1 May – 31 OctSeason

    Ships tender into the harbour from May, and the heaviest calls land in September and October with the leaf cruises.

    Source: mainepublic.org

  • 🇳🇴 Bergen

    Cruise ships in port

    1 May – 20 Sep (usually)Season

    Norway's busiest cruise port takes several ships a day through the summer.

  • 🇬🇷 Corfu

    Cruise days in the old town

    1 May – 15 Oct (usually)Season

    Ships tie up a ten-minute walk from the Liston and the Spianada, so the old town runs on ship hours: heaving from ten to four, and the town's own again by early evening.

    Source: en.wikivoyage.org

  • 🇳🇴 Geiranger

    Cruise ships in the fjord

    1 May – 20 Sep (usually)Season

    Eighty-odd ships a summer anchor off a village of a few hundred people, and the coaches to Dalsnibba leave as soon as the tenders land.

  • 🇲🇪 Kotor

    Cruise season

    1 May – 15 OctSeason

    Ships anchor a hundred metres from the town gate and unload into a walled town you can cross in six minutes.

  • 🇮🇹 Naples

    Ships in at the Marittima

    1 May – 30 Sep (usually)Season

    Cruise calls empty straight onto the Capri and Pompeii runs, so the bottleneck is the Beverello hydrofoil queue rather than the city itself.

  • 🇭🇷 Split

    Cruise season

    1 May – 15 OctSeason

    Ships berth a few hundred metres from Diocletian's palace, so the cellars and the Peristyle absorb the whole of a ship's day trip.

  • 🇮🇹 Taormina

    Ships in at Giardini Naxos

    1 May – 15 Oct (usually)Season

    Tenders land at Giardini Naxos and Messina and the coaches come up the hairpins together, so the Corso and the cable car are worst between eleven and four and quiet by six.

  • 🇺🇸 Anchorage

    Summer visitor season

    15 May – 15 SepSeason

    Cruise passengers, the railroad and every rental car in the state move through Anchorage between mid-May and mid-September.

  • 🇮🇹 Capri

    Day-tripper hours

    15 May – 30 Sep (usually)Season

    Boats from Naples and Sorrento land thousands of people between ten and four, and the funicular queue in the port is the proof.

  • 🇺🇸 Big Sur

    Summer weekend traffic

    20 May – 10 Sep (usually)Season

    Highway 1 is one lane each way with almost nowhere to pull over, and between Memorial Day and Labor Day the weekend queue for Bixby Bridge and McWay backs onto the road.

    Source: parks.ca.gov

  • 🇲🇾 Perhentian Islands

    Malaysian school holidays

    20 May – 15 Sep (usually)Holiday

    The mid-year and term breaks send families from the peninsula out on the Kuala Besut boats, and the handful of beach chalets sell out well in advance.

    Source: en.wikipedia.org

  • 🇺🇸 Laguna Beach

    Summer season

    23 May – 7 SepSeason

    Coast Highway through the village backs up from Memorial Day, the beach lots fill before nine, and the free summer trolley is the only sane way in.

…and 118 more in this group. Open any destination's page for its own month-by-month calendar.

Hazard seasons to know about

Not forecasts — the seasons in which the risk exists. Most weeks pass quietly.

  • 🇭🇺 Budapest

    Ragweed pollen

    1 Aug – 30 Sep (usually)Hazard

    Hungary has the heaviest ragweed load in Europe and the count peaks over late summer; if you react to it at home, you will know about it here within a day.

    Source: nnk.gov.hu

  • 🇰🇷 Busan

    Typhoon season

    1 Aug – 30 Sep (usually)Hazard

    Busan takes the brunt of the systems that reach Korea.

    Source: en.wikipedia.org

  • 🇯🇵 Fukuoka

    Typhoon season

    1 Aug – 30 Sep (usually)Hazard

    Kyushu sits in the path more often than anywhere else on the main islands.

    Source: en.wikipedia.org

  • 🇺🇸 Glacier National Park

    Wildfire smoke season

    1 Aug – 20 Sep (usually)Hazard

    August is the month the peaks disappear behind smoke from local or regional fires, and a fire inside the park can close a valley or the road itself.

    Source: nps.gov

  • 🇯🇵 Hiroshima

    Typhoon season

    1 Aug – 30 Sep (usually)Hazard

    The Inland Sea is sheltered compared with the Pacific coast, but a system tracking through stops the Miyajima ferry and the shinkansen for a day.

    Source: en.wikipedia.org

  • 🇰🇷 Jeju

    Typhoon season

    1 Aug – 30 Sep (usually)Hazard

    The island sits on the track rather than beside it.

    Source: en.wikipedia.org

  • 🇯🇵 Kyoto

    Typhoon season

    1 Aug – 30 Sep (usually)Hazard

    Late summer is when a system tracking up the archipelago stops the trains for a day.

    Source: en.wikipedia.org

  • 🇯🇵 Osaka

    Typhoon season

    1 Aug – 30 Sep (usually)Hazard

    Kansai Airport sits on a man-made island in the bay and shuts when a serious system comes up the coast.

    Source: en.wikipedia.org

  • 🇺🇸 Portland

    Wildfire smoke

    1 Aug – 20 Sep (usually)Hazard

    Smoke from Cascade and Gorge fires settles in the Willamette valley for days at a time in late summer, usually on the hottest and otherwise clearest weeks of the year.

    Source: oraqi.deq.state.or.us

  • 🇺🇸 Seattle

    Wildfire smoke

    1 Aug – 20 Sep (usually)Hazard

    Late summer smoke from fires in eastern Washington, Oregon or British Columbia settles into the basin and can hold for days.

    Source: ecology.wa.gov

  • 🇰🇷 Seoul

    Typhoon risk

    1 Aug – 30 Sep (usually)Hazard

    Late summer systems track up from the south; most weaken before Seoul, but one a year is enough to stop the trains and flood the Han riverside parks.

    Source: en.wikipedia.org

  • 🇧🇧 Bridgetown

    Sargassum on the Atlantic coast

    1 Apr – 30 Sep (usually)Season

    The east and south-east coasts collect the weed through the summer, and the smell as it rots keeps people off Bathsheba and Crane for days.

  • 🇲🇽 Cancún

    Sargassum season

    1 Apr – 30 Sep (usually)Season

    Rafts of brown seaweed pile up on the east-facing beaches, worst between May and August.

    Source: en.wikipedia.org

  • 🇱🇨 Castries

    Sargassum on the Atlantic side

    1 Apr – 30 Sep (usually)Season

    The windward coast around Vieux Fort and Micoud takes the weed and the smell that comes with it.

  • 🇧🇿 Caye Caulker

    Sargassum on the windward side

    1 Apr – 30 Sep (usually)Season

    The east shore and the Split collect weed through the summer and crews rake it at dawn.

  • 🇲🇽 Isla Mujeres

    Sargassum season

    1 Apr – 30 Sep (usually)Hazard

    The east-facing side takes the seaweed and the smell that comes with it once it rots.

    Source: optics.marine.usf.edu

  • 🇧🇿 Placencia

    Sargassum on the peninsula

    1 Apr – 30 Sep (usually)Season

    The long east-facing beach collects weed through the summer and the hotels rake their own stretch.

    Source: optics.marine.usf.edu

  • 🇲🇽 Playa del Carmen

    Sargassum season

    1 Apr – 30 Sep (usually)Season

    Brown seaweed piles up on the east-facing sand, worst from May to August.

    Source: optics.marine.usf.edu

  • 🇲🇽 Tulum

    Sargassum season

    1 Apr – 30 Sep (usually)Season

    Brown weed comes ashore on this east-facing coast from April, worst between May and August.

  • 🇺🇸 Fort Lauderdale

    Sargassum season

    15 Apr – 30 Sep (usually)Hazard

    The Atlantic seaweed belt pushes ashore from late spring, worst between May and August, and it smells as it rots.

    Source: oceanservice.noaa.gov

  • 🇵🇪 Cusco

    Andean dry season

    1 May – 30 Sep (usually)Season

    Bright still days, hard frost at night at 3,400 metres, and dust on the trails by August.

  • 🇺🇸 Houston

    Mosquito season

    1 May – 31 Oct (usually)Hazard

    Harris County runs one of the largest mosquito control operations in the country and still sprays by air after a wet week.

    Source: publichealth.harriscountytx.gov

  • 🇯🇲 Montego Bay

    Sargassum on the north coast

    1 May – 30 Sep (usually)Season

    The north coast gets far less than the eastern islands, but the bays east of town collect a fringe of weed in summer and the hotels rake it off before breakfast.

  • 🇯🇲 Ocho Rios

    Sargassum east of town

    1 May – 30 Sep (usually)Season

    The bays east towards Oracabessa collect a fringe of weed through the summer.

  • 🇺🇸 Phoenix

    Extreme heat

    1 May – 5 Oct (usually)Hazard

    Five months over forty degrees with nights that no longer drop below thirty in July.

    Source: weather.gov

  • 🇳🇿 Tongariro

    Crossing in winter conditions

    1 May – 31 Oct (usually)Hazard

    From May to October the Crossing is an alpine route: ice axe, crampons and the skills to use them, or a guide.

    Source: doc.govt.nz

  • 🇦🇪 Abu Dhabi

    Outdoor season shuts

    15 May – 30 Sep (usually)Season

    Corniche life, the desert camps and the open-air festival grounds all stop; what is left is Louvre Abu Dhabi, the malls and the indoor parks on Yas.

  • 🇺🇸 Austin

    Blue-green algae on the lake

    15 May – 31 Oct (usually)Hazard

    The city posts warnings for toxic cyanobacteria on Lady Bird Lake through the warm months.

    Source: austintexas.gov

  • 🇺🇸 Death Valley National Park

    Summer extreme heat

    15 May – 30 SepHazard

    The hottest reliably measured place on Earth, and the park closes its lower trails and warns people off walking after ten in the morning.

    Source: nps.gov

  • 🇦🇪 Dubai

    Outdoor season closed

    15 May – 30 Sep (usually)Season

    Global Village and most open-air venues shut, beach clubs cut hours, and the city runs between air-conditioned buildings.

  • 🇺🇸 Grand Canyon National Park

    Inner canyon heat

    15 May – 15 SepHazard

    It is routinely fifteen degrees hotter at the river than on the rim, and the park tells people not to hike below the rim between ten and four in summer.

    Source: nps.gov

  • 🇯🇵 Kagoshima

    Sakurajima ashfall

    15 May – 30 Sep (usually)Hazard

    The volcano across the bay erupts most weeks of the year, but it is in summer that the wind carries the ash over the city.

    Source: kagoshima-kankou.com

  • 🇸🇦 Mecca

    Summer heat in the valley

    15 May – 15 SepSeason

    The city sits in a bare rock valley with nothing to soften the afternoon.

  • 🇪🇬 Siwa

    Oasis summer

    15 May – 15 Sep (usually)Season

    Everything happens before nine and after six, and the shaded pools and the cold springs are the whole day in between.

  • 🇺🇸 Houston

    Gulf coast heat and humidity

    20 May – 25 Sep (usually)Hazard

    Four months where the dew point does not drop and the heat index sits above forty most afternoons.

    Source: weather.gov

  • 🇬🇧 Aviemore

    Midge season

    25 May – 10 Sep (usually)Hazard

    The eastern Cairngorms are drier and breezier than the west, which makes them bearable rather than immune.

    Source: smidgeup.com

  • 🇬🇧 Fort William

    Midge season

    25 May – 15 Sep (usually)Hazard

    Lochaber is the worst of it in Scotland — still, damp evenings in Glen Nevis in July and August are genuinely unusable without a head net.

    Source: smidgeup.com

  • 🇬🇧 Isle of Skye

    Midge season

    25 May – 15 Sep (usually)Hazard

    Still evenings by the water from June to early September are the problem, not the days.

    Source: smidgeup.com

  • 🇺🇸 Joshua Tree National Park

    Desert summer heat

    25 May – 20 Sep (usually)Hazard

    Afternoons over forty degrees, no shade to speak of and no water anywhere in the park.

    Source: nps.gov

  • 🇮🇹 Alghero

    Sardinian fire season

    1 Jun – 15 OctHazard

    The regional fire campaign runs all summer and the worst days are the ones when the maestrale is up.

    Source: sardegnaambiente.it

…and 388 more in this group. Open any destination's page for its own month-by-month calendar.

Windows are the usual ones and move a little each year — lunar feasts and blossom most of all. Hazard seasons are the months in which the risk exists, not a forecast. Check a live source before booking.