Weather in Okinawa: January
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Average day temperature: | 64.6°F |
Average night temperature: | 61.5°F | |
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Sea water temperature: | 71.9°F |
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Number of sunny days: | 3 days |
Day length: | 10.5 - 10.9 hours | |
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Number of rainy days: | 6 days |
Precipitation totals: | 4.2 in. | |
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Okinawa |
temperature
Okinawa |
Air temperature in January, °F
Day temperature | Night temperature |
The highest day temperature during January of 2025 was 69°F. At the same time the lowest night temperature was 53°F. Daily and nightly averages during January were 63.2°F and 59.9°F.
Sea water temperature in Okinawa in January, °F
The average sea water temperature in January of 2025 was 71.6°F. The highest and lowest sea temperatures during the month were 73.4°F and 69.8°F.
Sunny days | |
Partly cloudy days | |
Cloudy days |
Mostly all days in January are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in January, in.
Precipitation total value in Okinawa in January is 4.7 in. It makes january one of the most dry months of the year.
The average wind speed value in January is 12.7 mph It makes January one of the most windy months of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 3.8.
Best time for vacation in Okinawa
Okinawa on a weather map

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