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Weather by month

Moriguchi Weather by Month

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

Warmest month

August

33°C average high

Coolest month

January

2°C average low

Wettest month

June

166 mm of rain

Driest month

January

62 mm of rain

Average temperature and rainfall in Moriguchi 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	10°C	2°C	-12°C / 18°C	62 mm	62%	13 km/h
February	10°C	3°C	-10°C / 22°C	70 mm	61%	13 km/h
March	15°C	6°C	-4°C / 25°C	97 mm	60%	13 km/h
April	20°C	11°C	2°C / 29°C	125 mm	59%	12 km/h
May	24°C	15°C	4°C / 33°C	112 mm	62%	11 km/h
June	27°C	20°C	9°C / 37°C	166 mm	69%	11 km/h
July	32°C	24°C	17°C / 40°C	137 mm	72%	10 km/h
August	33°C	26°C	17°C / 39°C	133 mm	67%	11 km/h
September	29°C	22°C	13°C / 37°C	117 mm	67%	11 km/h
October	23°C	16°C	4°C / 33°C	101 mm	65%	12 km/h
November	18°C	10°C	-2°C / 27°C	74 mm	64%	11 km/h
December	12°C	4°C	-6°C / 23°C	73 mm	63%	13 km/h

Best time to visit Moriguchi

The most comfortable time to visit Moriguchi 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 1,266 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 166 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 Moriguchi forecast for what is happening now.