Weatheo

Hōyachō Weather by Month

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

Warmest month

August

32°C average high

Coolest month

January

1°C average low

Wettest month

June

166 mm of rain

Driest month

January

32 mm of rain

Average temperature and rainfall in Hōyachō 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-9°C / 17°C
32 mm
55%12 km/h
February11°C2°C-7°C / 23°C
47 mm
58%13 km/h
March15°C7°C-3°C / 28°C
87 mm
63%14 km/h
April19°C11°C1°C / 28°C
103 mm
66%14 km/h
May24°C16°C8°C / 33°C
119 mm
69%14 km/h
June27°C20°C13°C / 37°C
166 mm
74%11 km/h
July31°C24°C17°C / 38°C
111 mm
76%12 km/h
August32°C25°C18°C / 39°C
133 mm
73%12 km/h
September28°C21°C11°C / 36°C
141 mm
77%11 km/h
October22°C15°C5°C / 32°C
150 mm
75%11 km/h
November17°C9°C-1°C / 26°C
66 mm
68%10 km/h
December12°C4°C-6°C / 23°C
41 mm
60%11 km/h

Best time to visit Hōyachō

The most comfortable time to visit Hōyachō is generally April to May and October, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around June, totalling about 1,197 mm a year.

Travellers who prefer heat should aim for August, when highs average 32°C. June is the month to avoid if rain would spoil your plans — it averages 166 mm, roughly 5× the rainfall of the driest month (January).

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