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Hirosaki Weather by Month
Average temperatures, rainfall and humidity for Hirosaki, Japan, month by month, built from OpenWeather’s historical records. Use it to see what a typical Hirosaki month looks like before you travel — then check the live Hirosaki forecast for the days ahead.
Warmest month
August
28°C average high
Coolest month
January
-4°C average low
Wettest month
August
114 mm of rain
Driest month
February
26 mm of rain
Average temperature and rainfall in Hirosaki 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 | 2°C | -4°C | -22°C / 15°C | 31 mm | 86% | 15 km/h |
| February | 2°C | -4°C | -16°C / 17°C | 26 mm | 85% | 15 km/h |
| March | 7°C | 0°C | -9°C / 18°C | 61 mm | 78% | 14 km/h |
| April | 13°C | 5°C | -4°C / 25°C | 86 mm | 71% | 13 km/h |
| May | 19°C | 10°C | -1°C / 29°C | 83 mm | 74% | 12 km/h |
| June | 23°C | 15°C | 6°C / 32°C | 70 mm | 81% | 9 km/h |
| July | 27°C | 19°C | 11°C / 34°C | 101 mm | 84% | 8 km/h |
| August | 28°C | 20°C | 12°C / 37°C | 114 mm | 84% | 9 km/h |
| September | 24°C | 16°C | 2°C / 34°C | 98 mm | 81% | 8 km/h |
| October | 17°C | 9°C | -1°C / 28°C | 95 mm | 81% | 11 km/h |
| November | 11°C | 3°C | -5°C / 24°C | 89 mm | 82% | 13 km/h |
| December | 4°C | -2°C | -13°C / 15°C | 57 mm | 86% | 15 km/h |
Best time to visit Hirosaki
The most comfortable time to visit Hirosaki is generally June to July and September, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around August, totalling about 910 mm a year.
Travellers who prefer heat should aim for August, when highs average 28°C. August is the month to avoid if rain would spoil your plans — it averages 114 mm, roughly 4× the rainfall of the driest month (February).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Hirosaki forecast for what is happening now.
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