Sendai Weather in January
What's the weather like in Sendai (Miyagi) in January 2025?
The climate in Sendai during January can be summarized as cool and reasonably dry.
January is in the winter in Sendai and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 5°C (42°F), whilst at night -2°C (28°F) is normal.
| Daytime temperature | 5.3°C 41.5°F |
|---|---|
| Nightly temperature | -2.1°C 28.3°F |
| Average temperature | 1.6°C 34.9°F |
| Daily sunshine | 5.1 hrs |
| Avg rainfall | 43 mm 1.7 ins |
| Rainy days | 24 days |
| Sea temperature | 11.6°C 52.9°F |
| Humidity | 68% |
| Windspeed | 10.1kph 6 mph |
On average January is the 2nd driest month of the year in Sendai with around 43mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 24 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.1 hours of sunshine per day.
January temperatures in Sendai
January rainfall
January 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 Sendai in January 2024.
Other monthly averages
Best places to visit in January
Sendai weather stats
| Hottest month: | August | 28.3°C 82.9°F |
|---|---|---|
| Driest month: | December | 38mm 1.5ins |
| Sunniest month: | March | 6.2hrs |
| Coldest month: | January | 5.1°C 41.2°F |
| Wettest month: | September | 174mm 6.9ins |
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