Okinawa Número Uno Weather in December
What's the weather like in Okinawa Número Uno (Santa Cruz) in December 2025?
The climate in Okinawa Número Uno during December can be summarized as hot, humid and wet.
December is in the summer in Okinawa Número Uno and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 21°C (71°F) is normal.
| Daytime temperature | 31.6°C 88.9°F |
|---|---|
| Nightly temperature | 21.4°C 70.5°F |
| Average temperature | 26.5°C 79.7°F |
| Daily sunshine | 7.2 hrs |
| Avg rainfall | 125 mm 4.9 ins |
| Rainy days | 11 days |
| Sea temperature | 23.3°C 74°F |
| Humidity | 72% |
| Windspeed | 14.4kph 9 mph |
On average December is the 2nd wettest month of the year in Okinawa Número Uno with around 125mm 4.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.2 hours of sunshine per day.
December temperatures in Okinawa Número Uno
December rainfall
December hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Okinawa Número Uno in December 2025.
Other monthly averages
Best places to visit in December
Okinawa Número Uno weather stats
| Hottest month: | January | 31°C 87.8°F |
|---|---|---|
| Driest month: | July | 34mm 1.3ins |
| Sunniest month: | August | 9hrs |
| Coldest month: | June | 25.5°C 77.9°F |
| Wettest month: | January | 157mm 6.2ins |
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