Places to avoid in December
In December, 172 well-known destinations sit inside a hazard season: monsoon in 45 (Kakadu, Da Nang, Kuala Lumpur and 42 more), cyclone season in 22 (Kakadu, Chennai, Papeete and 19 more), extreme cold in 13 (Ulaanbaatar, Edmonton, Winnipeg and 10 more) and flood season in 22 (Uluru, Hamburg, York and 19 more). By the numbers, of 1,387 destinations, 83 feel like 35 °C or more in the afternoon, 335 have 18 or more rainy days, 58 have poor air and 72 sit well below freezing. 34 well-known places are at peak crowds and 5 are partly closed for the season.
Not a forecast: these are the seasons in which the risk exists, and the climate normals for the month. Most weeks pass quietly; the numbers say how often they do not.
Hazard seasons on in December
Curated, sourced windows — hurricane, typhoon and cyclone seasons, the monsoon, smoke, floods, smog. Well-known places first, the month's lowest scores at the top.
Monsoon on
59 placesThe wet season proper — heavy, daily, and the reason prices fall.
- Yogyakarta 🇮🇩 IndonesiaMonsoon, 1 Nov – 31 Mar (usually) — Long afternoon storms roll off Merapi and the Prambanan open-air stage moves indoors for the season. · instead July50
- Etosha National Park 🇳🇦 NamibiaMonsoon, 15 Dec – 15 Apr (usually) — The rain scatters the game across the whole park and the gravel roads west of Okaukuejo turn greasy. · instead June54
…and 53 more, 39 of them well-known. Every destination page carries its own December verdict.
Cyclone season on
56 placesThe southern-hemisphere storm season.
…and 50 more, 16 of them well-known. Every destination page carries its own December verdict.
Extreme cold on
38 placesThe weeks the city stops going outside — dzud, ice storms, minus thirty.
…and 32 more, 7 of them well-known. Every destination page carries its own December verdict.
Flood season on
36 placesThe river comes into the streets most years.
…and 30 more, 16 of them well-known. Every destination page carries its own December verdict.
Winter smog on
35 placesCoal smoke and a valley inversion; the air, not the cold, is the problem.
…and 29 more, 7 of them well-known. Every destination page carries its own December verdict.
Dust season on
19 placesSpring dust and sandstorms; sensitive lungs stay in.
…and 13 more, all lesser-known. Every destination page carries its own December verdict.
Storm season on
19 placesTornadoes, derechos, hail — the afternoons to watch the sky.
…and 13 more, 6 of them well-known. Every destination page carries its own December verdict.
Smoke season on
18 placesBurning fields or forests; the air, not the weather, is the problem.
…and 12 more, 11 of them well-known. Every destination page carries its own December verdict.
Avalanche season on
14 placesBackcountry and passes on forecast; the weeks the road closes after a dump.
- Rocky Mountain National Park 🇺🇸 United StatesAvalanche season, 15 Oct – 15 Jun (usually) — From mid-autumn into early summer steep snow slopes above popular trails such as Emerald Lake can slide. · instead August47
- Fort William 🇬🇧 United KingdomAvalanche season, 15 Dec – 15 Apr (usually) — The Lochaber forecast runs from mid-December to mid-April and covers Ben Nevis and the Aonachs. · instead May49
…and 8 more, 7 of them well-known. Every destination page carries its own December verdict.
Extreme heat on
9 placesThe weeks the city lives indoors.
- Etosha National Park 🇳🇦 NamibiaExtreme heat, 1 Oct – 10 Dec (usually) — October and November are the hard end of the dry season, when the heat builds until the rains break it. · instead June54
…and 3 more, all lesser-known. Every destination page carries its own December verdict.
Typhoon season on
5 placesA system a summer stops the trains for a day; it rarely ruins a week.
Algae & red tide on
5 placesBlooms that close beaches and clear the water of fish for a few weeks; not the Caribbean weed.
- Naples, Florida 🇺🇸 United StatesAlgae & red tide, 1 Sep – 28 Feb (usually) — Blooms of Karenia brevis drift onto this coast most often between autumn and late winter. · instead April82
Landslide season on
3 placesThe hill roads slip and shut for days; getting there, not being there, is the problem.
Rip currents & big surf on
3 placesRed flags for weeks at a time; the calm-looking water is the one that pulls people out.
Out of range by the numbers
Every destination whose December normals cross a line the comfort score will not forgive: 18 or more rainy days, afternoons that feel like 35 °C, air in the poor band, or well below freezing. Worst first.
Too wet by the numbers
335 placesEighteen or more rainy days, or a soaked month by volume — the real rainy season, not afternoon showers.
…and 327 more, 149 of them well-known. Every destination page carries its own December verdict.
Too hot by the numbers
83 placesAfternoons that feel like 35 °C or more, or heat the humidity turns sticky. A dry, sunny month cannot average this away.
…and 75 more, 22 of them well-known. Every destination page carries its own December verdict.
Too cold by the numbers
72 placesAfternoons that feel like −5 °C or below. Fine for a ski trip; not for walking a city.
…and 64 more, 25 of them well-known. Every destination page carries its own December verdict.
Bad air by the numbers
58 placesA monthly mean air-quality index in the poor or unhealthy bands.
…and 50 more, 19 of them well-known. Every destination page carries its own December verdict.
Peak crowds
34 placesThe editor's peak month for the place: full, expensive, and booked well ahead.
…and 26 more, 26 of them well-known. Every destination page carries its own December verdict.
Closed for the season
5 placesHotels, lifts, ferries or the sights themselves shut for the month.