Itoigawa Weather in January

What's the weather like in Itoigawa (Niigata) in January 2024?

The climate in Itoigawa during January can be summarized as cool and very wet.

January is in the winter in Itoigawa and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 5°C (40°F), whilst at night -3°C (27°F) is normal.

Itoigawa weather averages (imperial / metric)
Daytime temperature 4.6°C 40.3°F
Nightly temperature -2.6°C 27.3°F
Average temperature 1°C 33.8°F
Daily sunshine 2.7 hrs
Avg rainfall 284 mm 11.2 ins
Rainy days 29 days
Sea temperature 11.4°C 52.5°F
Humidity 78%
Windspeed 10.8kph 7 mph

On average January is the wettest month of the year in Itoigawa with around 284mm 11.2 inches of rain making it a very wet time to visit. This rainfall is typically spread over 29 days, although this may vary considerably.

On the flip side this corresponds to an average of 2.7 hours of sunshine per day.

January temperatures in Itoigawa

Itoigawa average temperature in January

January rainfall

Itoigawa average rain in January

January hourly sunshine

Itoigawa average rain in January

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 Itoigawa in January 2024.

Other monthly averages

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Itoigawa weather stats

Itoigawa weather statistics
Hottest month: August 30°C 86°F
Driest month: April 95mm 3.7ins
Sunniest month: May 7.1hrs
Coldest month: January 4.4°C 39.9°F
Wettest month: January 284mm 11.2ins
Map showing location of Itoigawa (37.03333, 137.85) Itoigawa map pin © Google

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