What's on in Okinawa (Naha), Japan through the year
Okinawa, Japan has 12 curated events through the year — 6 festivals, 3 natural spectacles, 2 seasons and 1 hazard season. The ones to plan around: Naha Hari dragon boat races (May) and Okinawa Zento Eisa Festival (August). May and December are its peak-crowd months.
Updated September 2026 · every event curated and sourced · dates for 2026 where they are announced, the usual window where they are not
Best time to visit Okinawa (Naha): weather, crowds and notes →
Okinawa (Naha) events and crowds by month
| Month | What starts | Crowds |
|---|---|---|
| January | Humpback whales off Zamami, Hikanzakura cherry blossom | Busy |
| February | Okinawa Marathon | Busy |
| March | — | Busy |
| April | Beach season | Quiet |
| May | Sea turtle nesting, Naha Hari dragon boat races, Rainy season | Peak crowds |
| June | — | Shoulder season |
| July | Typhoon season | Busy |
| August | Okinawa Zento Eisa Festival | Busy |
| September | — | Busy |
| October | Naha Great Tug-of-War, Shurijo Castle Festival | Busy |
| November | Naha Marathon | Busy |
| December | — | Peak crowds |
January in Okinawa (Naha)
Okinawa (Naha) weather in January →Busy — Winter break (fuyuyasumi) in Japan, school holidays in 5 of the markets that fill it
- Nature
Humpback whales off Zamami
1 Jan – 31 Mar · usuallyWhale seasonHumpbacks calve in the shallow water round the Kerama islands from the new year, and the boats out of Naha and Zamami run daily through the season. Sightings are close to certain in February. Source ↗
- Nature
Hikanzakura cherry blossom
15 Jan – 20 Feb · usuallyOkinawa's cherry is the deep pink hikanzakura and it opens in January, two months before the mainland. Nago Castle Park and the switchbacks up Mount Yaedake are where the island goes for it.
February in Okinawa (Naha)
Okinawa (Naha) weather in February →Busy — Okinawa Marathon, school holidays in 2 of the markets that fill it
- Festival
Okinawa Marathon
10–25 Feb · usuallyMajor festivalClosuresCrowdedA February Sunday through Okinawa City and the central towns, run in the coolest part of the year and famous for the neighbourhood crowds handing out food along the route. Route 330 shuts for the morning. Source ↗
Still on: Humpback whales off Zamami (1 Jan – 31 Mar (usually)), Hikanzakura cherry blossom (15 Jan – 20 Feb (usually))
March in Okinawa (Naha)
Okinawa (Naha) weather in March →Busy — Spring break (haruyasumi) in Japan
Nothing new starts in March.
Still on: Humpback whales off Zamami (1 Jan – 31 Mar (usually))
April in Okinawa (Naha)
Okinawa (Naha) weather in April →Quiet — travelers describe it as quiet, Spring break (haruyasumi) in Japan
- Season
Beach season
1 Apr – 31 Oct · usuallySea warm enoughThe island beaches hold umi-biraki opening ceremonies at the start of April and pull the lifeguards and the jellyfish nets at the end of October. Outside that the water is swimmable but the managed beaches are shut.
May in Okinawa (Naha)
Okinawa (Naha) weather in May →Peak crowds — Naha Hari dragon boat races, Golden Week in Japan
- Nature
Sea turtle nesting
1 May – 31 Aug · usuallyLoggerheads and green turtles come ashore on the quieter beaches of the main island and the Keramas through early summer, and the hatchlings run at night from midsummer. Lights and vehicles on the sand are what wreck it. Source ↗
- Festival
Naha Hari dragon boat races
3–5 MayMajor festivalCrowdedThree days of dragon boat racing in Naha harbour over the Golden Week weekend, with fireworks on the last night and the whole waterfront given over to food stalls. Source ↗
- Season
Rainy season
5 May – 25 Jun · usuallyMonsoonThe islands enter the rain front about a month before the mainland and leave it about a month earlier. It comes as long grey spells rather than afternoon storms, and the outer-island ferries are the first thing cancelled.
Still on: Beach season (1 Apr – 31 Oct (usually))
June in Okinawa (Naha)
Okinawa (Naha) weather in June →Shoulder season — school holidays in 3 of the markets that fill it, an ordinary month
Nothing new starts in June.
Still on: Beach season (1 Apr – 31 Oct (usually)), Sea turtle nesting (1 May – 31 Aug (usually)), Rainy season (5 May – 25 Jun (usually))
July in Okinawa (Naha)
Okinawa (Naha) weather in July →Busy — Summer break (natsuyasumi) in Japan, school holidays in 4 of the markets that fill it
- Hazard
Typhoon season
1 Jul – 15 Oct · usuallyClosuresOkinawa takes more direct hits than anywhere else in Japan. A close pass shuts the airport, the ferries and most of the shops for a day or two, and August and September are when to leave slack in a plan. Source ↗
Still on: Beach season (1 Apr – 31 Oct (usually)), Sea turtle nesting (1 May – 31 Aug (usually))
August in Okinawa (Naha)
Okinawa (Naha) weather in August →Busy — Summer break (natsuyasumi) in Japan, school holidays in 3 of the markets that fill it
- Festival
Okinawa Zento Eisa Festival
4–6 SepMajor festivalCrowdedDrum-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 ↗
Still on: Beach season (1 Apr – 31 Oct (usually)), Sea turtle nesting (1 May – 31 Aug (usually)), Typhoon season (1 Jul – 15 Oct (usually))
September in Okinawa (Naha)
Okinawa (Naha) weather in September →Busy — Okinawa Zento Eisa Festival, school holidays in 3 of the markets that fill it
Nothing new starts in September.
Still on: Beach season (1 Apr – 31 Oct (usually)), Typhoon season (1 Jul – 15 Oct (usually)), Okinawa Zento Eisa Festival (4–6 Sep)
October in Okinawa (Naha)
Okinawa (Naha) weather in October →Busy — Naha Great Tug-of-War, school holidays in 3 of the markets that fill it
- Festival
Naha Great Tug-of-War
10–12 OctMajor festivalCrowdedClosuresEast against west on a two-hundred-metre rope laid across Route 58, preceded by a costume parade down Kokusai-dori. It closes Naha's main road for an afternoon and draws a quarter of a million people. Source ↗
- Festival
Shurijo Castle Festival
28 Oct – 8 Nov · usuallyMajor festivalA Ryukyu court procession in period dress down Kokusai-dori and ceremonies at the castle at the turn of October into November, while the main hall is still being rebuilt after the 2019 fire. Source ↗
Still on: Beach season (1 Apr – 31 Oct (usually)), Typhoon season (1 Jul – 15 Oct (usually))
November in Okinawa (Naha)
Okinawa (Naha) weather in November →Busy — Naha Marathon
- Festival
Naha Marathon
25 Nov – 10 Dec · usuallyMajor festivalClosuresCrowdedThirty thousand runners through Naha and the southern towns on a Sunday in early December, on a course with more hills than anyone expects. Route 58 and the monorail approaches are congested all morning. Source ↗
Still on: Shurijo Castle Festival (28 Oct – 8 Nov (usually))
December in Okinawa (Naha)
Okinawa (Naha) weather in December →Peak crowds — Naha Marathon, Winter break (fuyuyasumi) in Japan
Nothing new starts in December.
Still on: Naha Marathon (25 Nov – 10 Dec (usually))