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Weather by month

Kawashiri Weather by Month

Average temperatures, rainfall and humidity for Kawashiri, Japan, month by month, built from OpenWeather’s historical records. Use it to see what a typical Kawashiri month looks like before you travel — then check the live Kawashiri forecast for the days ahead.

Warmest month

August

33°C average high

Coolest month

January

2°C average low

Wettest month

June

165 mm of rain

Driest month

January

54 mm of rain

Average temperature and rainfall in Kawashiri by month

Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.

Month	Avg high	Avg low	Record low / high	Rainfall	Humidity	Wind
January	9°C	2°C	-12°C / 17°C	54 mm	73%	13 km/h
February	10°C	2°C	-10°C / 21°C	68 mm	70%	13 km/h
March	14°C	6°C	-4°C / 24°C	94 mm	70%	13 km/h
April	19°C	11°C	1°C / 29°C	121 mm	69%	12 km/h
May	24°C	15°C	4°C / 32°C	102 mm	71%	11 km/h
June	27°C	19°C	9°C / 36°C	165 mm	79%	11 km/h
July	31°C	24°C	17°C / 40°C	132 mm	82%	11 km/h
August	33°C	25°C	18°C / 39°C	135 mm	77%	12 km/h
September	29°C	22°C	14°C / 37°C	120 mm	77%	11 km/h
October	23°C	15°C	4°C / 33°C	98 mm	76%	12 km/h
November	17°C	9°C	-2°C / 26°C	65 mm	72%	11 km/h
December	12°C	4°C	-6°C / 23°C	61 mm	72%	13 km/h

Best time to visit Kawashiri

The most comfortable time to visit Kawashiri is generally May and October to November, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around June, totalling about 1,214 mm a year.

Travellers who prefer heat should aim for August, when highs average 33°C. June is the month to avoid if rain would spoil your plans — it averages 165 mm, roughly 3× the rainfall of the driest month (January).

Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Kawashiri forecast for what is happening now.