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Okinawa weather by month: temperature, rain and what to wear

Naha's average high runs from 19.8°C (68°F) in January to 31.9°C (89°F) in July (JMA, 1991–2020). The wettest month is June (284.4 mm) and the driest is January (101.6 mm).

Updated

31.9°CJuly
19.8°CJanuary
2,161 mmprecipitation

Okinawa weather month by month

Averages for 1991–2020 at the JMA's Naha station (28 m above sea level). Each month links to its own page.

Naha by month: averages for 1991–2020 (JMA)
MonthHighLowPrecipitationWet daysSunshine
January19.8°C14.9°C101.6 mm10.2 days93 hours
February20.2°C15.1°C114.5 mm9.9 days93 hours
March21.9°C16.7°C142.8 mm10.9 days115 hours
April24.3°C19.1°C161.0 mm10.3 days121 hours
May27.0°C22.1°C245.3 mm11.4 days138 hours
June29.8°C25.2°C284.4 mm11.3 days160 hours
July31.9°C27.0°C188.1 mm9.4 days227 hours
August31.8°C26.8°C240.0 mm12.3 days206 hours
September30.6°C25.8°C275.2 mm11.8 days181 hours
October28.1°C23.5°C179.2 mm8.8 days163 hours
November25.0°C20.4°C119.1 mm8.2 days122 hours
December21.5°C16.8°C110.0 mm9.3 days107 hours

Average high in Okinawa, month by month (°C)

Jan19.8°C
Feb20.2°C
Mar21.9°C
Apr24.3°C
May27.0°C
Jun29.8°C
Jul31.9°C
Aug31.8°C
Sep30.6°C
Oct28.1°C
Nov25.0°C
Dec21.5°C
Shureimon, a red-pillared gate with a tiled roof at Shuri Castle in Naha, Okinawa
Photo: Naha Shuri Castle02s5s3200.jpg by 663highland (CC BY 2.5, cropped), via Wikimedia Commons.

When to go to Okinawa, by the numbers

  • Months with average highs between 15°C and 25°C and fewer than 10 wet days: February, November and December.
  • Fewest wet days: November (8.2 days).
  • Quietest hotels in 2025 (Okinawa Prefecture): December (51.9%), January (52.5%) and May (56.2%).
  • Busiest hotels in 2025 (Okinawa Prefecture): October (66.6%), August (66.4%) and July (64.4%).
  • Plum blossom: around 13 January on average.
  • Cherry blossom: around 16 January on average.

What to wear in Okinawa, month by month

Naha: our clothing level for each month (from the JMA's averages)
MonthLevelAverage highWet days
JanuaryCool19.8°C10.2 days
FebruaryMild20.2°C9.9 days
MarchMild21.9°C10.9 days
AprilMild24.3°C10.3 days
MayWarm27.0°C11.4 days
JuneWarm29.8°C11.3 days
JulyHot31.9°C9.4 days
AugustHot31.8°C12.3 days
SeptemberHot30.6°C11.8 days
OctoberWarm28.1°C8.8 days
NovemberWarm25.0°C8.2 days
DecemberMild21.5°C9.3 days

How busy Okinawa is, month by month

How full hotels across Okinawa Prefecture were, month by month in 2025 (%)

Average room occupancy for all hotels and inns (Japan Tourism Agency).

Jan52.5%
Feb62.1%
Mar59.6%
Apr60.5%
May56.2%
Jun58.8%
Jul64.4%
Aug66.4%
Sep62.6%
Oct66.6%
Nov61.3%
Dec51.9%

Events in Okinawa through the year

Events in Okinawa: dates from each organizer's official page
EventMonthWhen
Motobu Yaedake Sakura Festivalもとぶ八重岳桜まつりJan and FebMid-January to early February (17 January to 8 February in 2026) Official page
Nago Sakura Festival名護さくら祭りJan and FebThe last Saturday and Sunday of January (31 January and 1 February in 2026) Official page
Juri-uma Festival (Tsuji, Naha)じゅり馬まつりMarEarly March (8 March in 2026) Official page
Ryukyu Kaiensai Fireworks琉球海炎祭AprAround mid-April (11 April in 2026) Official page
Naha Hari (Naha Dragon Boat Races)那覇ハーリーMayEarly May, during Golden Week (3 to 5 May in 2026) Official page
Okinawa Memorial Day Ceremony (Irei no Hi)沖縄全戦没者追悼式（慰霊の日）Jun23 June, Okinawa Memorial Day (Irei no Hi) Official page
Churaumi Fireworks, Ocean Expo Park Summer Festival海洋博美ら海花火大会（海洋博公園サマーフェスティバル）JulEarly July (4 July in 2026) Official page
Nago Summer Festival名護夏まつりJulLate July, for two days (25 and 26 July in 2026) Official page
Naha Seinen-sai (Naha Youth Festival)なは青年祭AugEarly August (2 August in 2026) Official page
Eisa Festival in Chatanエイサーフェスティバルin北谷AugEarly to mid-August (originally 9 August in 2026; postponed to 16 August because of a typhoon) Official page
Okinawan Obon (Kyubon) and Eisa processions沖縄の旧盆とエイサー（道ジュネー）AugThe 13th to 15th day of the 7th month of the old lunar calendar (25 to 27 August in 2026) Official page
Okinawa Zento Eisa Matsuri沖縄全島エイサーまつりSepThe first weekend after the lunar Obon period (4 to 6 September in 2026) Official page
Naha Otsunahiki (Naha Giant Tug-of-War)那覇大綱挽OctMid-October, on the Sunday before the sports holiday (11 October in 2026) Official page
Shurijo Castle Restoration Festival首里城復興祭NovEarly November, three days (1 to 3 November in 2026) Official page
Shuri Castle Main Hall Completion Ceremony and Opening to the Public (one-time)首里城正殿の完成式・供用開始Nov22 and 23 November 2026 (one-time event) Official page
NAHA MarathonNAHAマラソンDecEarly December (6 December in 2026; 7 December in 2025) Official page

Frequently asked questions

When is the best time to visit Okinawa?

Months with average highs between 15°C and 25°C and fewer than 10 wet days: February, November and December. Fewest wet days: November (8.2 days).

What is the hottest month in Okinawa?

July has the highest average high, 31.9°C (89°F). January has the lowest, 19.8°C (68°F) (JMA, 1991–2020).

What is the rainiest month in Okinawa?

June has the most precipitation (284.4 mm), and August has the most wet days (12.3 days) (JMA, 1991–2020).

Related items

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Back to Japan by month

Compiled by Japan Japan !! · Updated October 2, 2026