Weatheo

Kodaira Weather by Month

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

Warmest month

August

32°C average high

Coolest month

January

1°C average low

Wettest month

September

158 mm of rain

Driest month

January

24 mm of rain

Average temperature and rainfall in Kodaira by month

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

MonthAvg highAvg lowRecord low / highRainfallHumidityWind
January10°C1°C-10°C / 17°C
24 mm
56%11 km/h
February11°C2°C-10°C / 24°C
41 mm
57%12 km/h
March15°C6°C-6°C / 28°C
82 mm
62%13 km/h
April19°C11°C-3°C / 28°C
106 mm
66%13 km/h
May24°C15°C6°C / 32°C
104 mm
69%13 km/h
June26°C20°C10°C / 37°C
155 mm
77%11 km/h
July31°C24°C17°C / 38°C
112 mm
77%11 km/h
August32°C25°C18°C / 39°C
125 mm
75%11 km/h
September28°C21°C8°C / 36°C
158 mm
78%11 km/h
October22°C15°C2°C / 32°C
117 mm
74%10 km/h
November17°C9°C-1°C / 26°C
53 mm
68%10 km/h
December12°C4°C-10°C / 23°C
32 mm
59%10 km/h

Best time to visit Kodaira

The most comfortable time to visit Kodaira is generally May to June and October, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around September, totalling about 1,108 mm a year.

Travellers who prefer heat should aim for August, when highs average 32°C. September is the month to avoid if rain would spoil your plans — it averages 158 mm, roughly 7× the rainfall of the driest month (January).

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

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