Okinawa in December: weather, what to wear and what's on

Okinawa weather in December

Averages for 1991–2020 at the JMA's Naha station (28 m above sea level).

High

21.5°C (71°F)

Low

16.8°C (62°F)

Precipitation

110.0 mm

Wet days

9.3 days

Sunshine

107 hours

Highs fall 3.5°C from November and drop another 1.7°C into January.

That is 4.5°C below Naha's yearly average high of 26.0°C.

Of our 14 places with temperature records, Naha is the warmest in December, 8.9°C warmer than Fukuoka.

December is Naha's 2nd driest month (110.0 mm).

Of our 15 places, Naha has the 4th highest precipitation in December: 4.5 mm less than Sapporo and 2.1 mm more than Hakone.

Rain of 1 mm or more falls on 9.3 days, and 10 mm or more on 3.4 days.

Rain of 30 mm or more in one day falls on 0.9 days.

The sun is out for 40% or more of the possible hours on 12.4 days, and 5.5 days have under 0.1 hours of sunshine.

By the JMA's cloud records, 0.8 days are clear and 14.0 are overcast.

On 15 December 2026 the sun rises at 7:09 and sets at 17:40 in Naha, giving 10 hours 31 minutes of daylight (NAOJ).

Average temperature

19.0°C (66°F)

Humidity

67%

Days of 25°C or more

2.5 days

Early, mid and late December

By the last ten days of December the average high in Naha is 2.0°C lower than in the first ten.

By ten-day totals, 11–20 December is the wettest (39.0 mm) and 1–10 December the driest (32.2 mm).

What to wear in Okinawa in December

Mild: highs around 21.5°C

This is for Naha (28 m above sea level).

• Long sleeves, or a T-shirt with a light jacket or cardigan.
• A folding umbrella: rain falls on 9.3 days.

Pack

• Folding umbrella

• Our clothing rules

December records in Okinawa

The extremes the JMA has measured in December at its Naha station.

Hottest December day

29.4°C (85°F) on 4 December 2018 (records since 1890)

Coldest December night

6.8°C (44°F) on 31 December 1926 (records since 1890)

Wettest December day

142.5 mm on 6 December 1985 (records since 1890)

Holidays and crowds in December

There are no national holidays in December 2026.

In December 2025, hotels and inns across Okinawa Prefecture were 51.9% full on average (the quietest month of the year). Foreign guests spent 519,750 nights there that month (Japan Tourism Agency). That compares with 61.3% in November and 52.5% in January.

• Japan in December: visitor numbers and busy travel days
• Holidays in December
• Year-end and New Year holidays

What's on in Okinawa in December

Okinawa before and after December

• Okinawa in November
• Okinawa in January
• All 12 months in Okinawa

Other places in December

• All 15 places in December

Related items

• Okinawa by month
• Japan in December
• Okinawa in November
• Okinawa in January