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Toyohashi Weather by Month
Average temperatures, rainfall and humidity for Toyohashi, Japan, month by month, built from OpenWeather’s historical records. Use it to see what a typical Toyohashi month looks like before you travel — then check the live Toyohashi forecast for the days ahead.
Warmest month
August
33°C average high
Coolest month
January
3°C average low
Wettest month
April
183 mm of rain
Driest month
January
45 mm of rain
Average temperature and rainfall in Toyohashi 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 | 11°C | 3°C | -4°C / 18°C | 45 mm | 64% | 17 km/h |
| February | 11°C | 4°C | -4°C / 23°C | 111 mm | 62% | 17 km/h |
| March | 15°C | 7°C | -2°C / 25°C | 145 mm | 62% | 15 km/h |
| April | 19°C | 12°C | 0°C / 28°C | 183 mm | 59% | 13 km/h |
| May | 24°C | 16°C | 8°C / 37°C | 123 mm | 60% | 11 km/h |
| June | 27°C | 20°C | 13°C / 36°C | 180 mm | 66% | 10 km/h |
| July | 31°C | 24°C | 17°C / 39°C | 168 mm | 67% | 10 km/h |
| August | 33°C | 25°C | 20°C / 52°C | 132 mm | 64% | 10 km/h |
| September | 29°C | 22°C | 14°C / 36°C | 129 mm | 64% | 10 km/h |
| October | 24°C | 16°C | 6°C / 32°C | 111 mm | 65% | 12 km/h |
| November | 18°C | 11°C | 2°C / 26°C | 70 mm | 65% | 14 km/h |
| December | 13°C | 6°C | -3°C / 22°C | 50 mm | 64% | 16 km/h |
Best time to visit Toyohashi
The most comfortable time to visit Toyohashi 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 April, totalling about 1,446 mm a year.
Travellers who prefer heat should aim for August, when highs average 33°C. April is the month to avoid if rain would spoil your plans — it averages 183 mm, roughly 4× the rainfall of the driest month (January).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Toyohashi forecast for what is happening now.
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