Japan Okinawa Weather in December — Climate Guide
December in Okinawa is high
December is high for Okinawa.
Christmas-New Year peak + whale watching season start.
Travel score
Okinawa December Weather Stats
Avg High
21°C
Avg Low
16°C
Rainy Days
10
105mm total
Sunshine
5h
Daily avg
Humidity
67%
moderate
UV Index
4
Moderate
Wind
18 km/h
Gusts 30
Sea Temp
23°C
cool for swimming
Crowds
Busy
At attractions
December Sunrise & Sunset
Air Quality
PM2.5
12 μg/m³
PM10
22 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
20°C
Nighttime
15°C
Humidity and wind affect how the actual temperature feels.
Wind
18 km/h
Max gust 30 km/h
Activities Recommended for December
December Travel Pros & Cons
Pros
- Christmas atmospheric
- Whale watching start
- Korean winter escape
Cons
- Sea cool 23°C
- Beach season end
December Events & Festivals
- Christmas-New Year peak
- Whale watching season start
Okinawa in December — Full Picture
Christmas-New Year peak + whale watching season start.
What to Wear & What to Pack
Cool subtropical + jacket.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
23.7°C
18.3°C
12/mo
Summer (Jun·Jul·Aug)
30.3°C
25.3°C
11/mo
Autumn (Sep·Oct·Nov)
27.7°C
22.7°C
9.7/mo
Winter (Dec·Jan·Feb)
Current19.7°C
14.7°C
11/mo
Okinawa Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 19° | 14° | 11d·110mm | 5h | 67% | 4 | Busy | Shoulder | |
| 19° | 14° | 12d·120mm | 5h | 70% | 5 | Busy | Shoulder | |
| 21° | 16° | 12d·160mm | 6h | 73% | 6 | Busy | Shoulder | |
| April (Best) | 24° | 18° | 11d·165mm | 6h | 75% | 7 | Very busy | Peak |
| May (Best) | 26° | 21° | 13d·230mm | 6h | 78% | 9 | Very busy | Peak |
| 29° | 24° | 13d·245mm | 6h | 81% | 10 | Busy | Shoulder | |
| 31° | 26° | 9d·140mm | 8h | 79% | 11 | Very busy | Peak | |
| 31° | 26° | 11d·240mm | 7h | 79% | 11 | Very busy | Peak | |
| 30° | 25° | 12d·260mm | 7h | 78% | 10 | Busy | Shoulder | |
| October (Best) | 28° | 23° | 9d·165mm | 7h | 73% | 8 | Very busy | Peak |
| November (Best) | 25° | 20° | 8d·110mm | 6h | 70% | 6 | Busy | Shoulder |
| 21° | 16° | 10d·105mm | 5h | 67% | 4 | Busy | Peak |
View Other Months
Okinawa December Hotel Picks
Frequently Asked Questions
Is December a good time to visit Okinawa?
Okinawa in December is high. Tourist crowds are busy and flight/hotel prices are peak.
What's the average temperature in Okinawa in December?
Okinawa December averages a high of 21°C and a low of 16°C.
Does it rain much in Okinawa in December?
Okinawa December averages 105mm of rainfall over about 10 rainy days.
What should I wear in Okinawa in December?
Cool subtropical + jacket.
What time are sunrise and sunset in Okinawa in December?
Okinawa December sunrise is 07:05 and sunset is 17:40, with 10h 35min of daylight.
What's the air quality like in Okinawa in December?
Okinawa December air quality (AQI) averages 35, rated Good. PM2.5 averages 12μg/m³.
What activities are recommended in Okinawa in December?
In December, Okinawa is great for Whale watching start, Shuri Castle, Churaumi.
Is December peak season in Okinawa?
Okinawa December crowds are busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Okinawa
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.