Iwatsuki Weather in January
What's the weather like in Iwatsuki (Saitama) in January 2024?
The climate in Iwatsuki during January can be summarized as cool and reasonably dry.
January is in the winter in Iwatsuki and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 9°C (49°F), whilst at night -1°C (30°F) is normal.
| Daytime temperature | 9.4°C 48.9°F |
|---|---|
| Nightly temperature | -1°C 30.2°F |
| Average temperature | 4.2°C 39.6°F |
| Daily sunshine | 6.6 hrs |
| Avg rainfall | 37 mm 1.4 ins |
| Rainy days | 8 days |
| Sea temperature | 16.7°C 62.1°F |
| Humidity | 56% |
| Windspeed | 9.7kph 6 mph |
On average January is the driest month of the year in Iwatsuki with around 37mm 1.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
January temperatures in Iwatsuki
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 Iwatsuki in January 2024.
Other monthly averages
Best places to visit in January
Iwatsuki weather stats
| Hottest month: | August | 30.7°C 87.3°F |
|---|---|---|
| Driest month: | January | 37mm 1.5ins |
| Sunniest month: | January | 6.6hrs |
| Coldest month: | January | 9.2°C 48.6°F |
| Wettest month: | September | 179mm 7ins |
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