Ōmama Weather in December
What's the weather like in Ōmama (Gunma) in December 2024?
The climate in Ōmama during December can be summarized as cool and dry.
December is in the winter in Ōmama and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cold 10°C (51°F), whilst at night -1°C (31°F) is normal.
| Daytime temperature | 10.4°C 50.7°F |
|---|---|
| Nightly temperature | -0.8°C 30.6°F |
| Average temperature | 4.8°C 40.6°F |
| Daily sunshine | 6.4 hrs |
| Avg rainfall | 29 mm 1.1 ins |
| Rainy days | 9 days |
| Sea temperature | 17.7°C 63.9°F |
| Humidity | 63% |
| Windspeed | 8.6kph 5 mph |
On average December is the driest month of the year in Ōmama with around 29mm 1.1 inches of rain making it a dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.4 hours of sunshine per day.
December temperatures in Ōmama
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 Ōmama in December 2024.
Other monthly averages
Best places to visit in December
Ōmama weather stats
| Hottest month: | August | 30.1°C 86.2°F |
|---|---|---|
| Driest month: | December | 29mm 1.1ins |
| Sunniest month: | January | 6.7hrs |
| Coldest month: | January | 7.5°C 45.5°F |
| Wettest month: | September | 196mm 7.7ins |
© Google
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