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Ōita Weather by Month
Average temperatures, rainfall and humidity for Ōita, Japan, month by month, built from OpenWeather's historical records. Use it to see what a typical Ōita month looks like before you travel — then check the live Ōita forecast for the days ahead.
Warmest month
August
31°C average high
Coolest month
January
0°C average low
Wettest month
June
198 mm of rain
Driest month
January
33 mm of rain
Average temperature and rainfall in Ōita 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 | 0°C | -13°C / 20°C | 33 mm | 72% | 10 km/h |
| February | 11°C | 1°C | -15°C / 20°C | 63 mm | 73% | 10 km/h |
| March | 14°C | 4°C | -10°C / 25°C | 90 mm | 73% | 9 km/h |
| April | 19°C | 9°C | -5°C / 29°C | 121 mm | 73% | 8 km/h |
| May | 23°C | 13°C | -1°C / 31°C | 100 mm | 76% | 8 km/h |
| June | 25°C | 18°C | 8°C / 37°C | 198 mm | 84% | 7 km/h |
| July | 29°C | 22°C | 16°C / 38°C | 123 mm | 84% | 7 km/h |
| August | 31°C | 23°C | 14°C / 38°C | 123 mm | 82% | 8 km/h |
| September | 28°C | 20°C | 4°C / 36°C | 110 mm | 84% | 8 km/h |
| October | 23°C | 13°C | -2°C / 32°C | 75 mm | 80% | 8 km/h |
| November | 18°C | 7°C | -8°C / 29°C | 48 mm | 76% | 8 km/h |
| December | 12°C | 2°C | -11°C / 24°C | 45 mm | 73% | 10 km/h |
Best time to visit Ōita
The most comfortable time to visit Ōita 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 1131 mm a year.
Travellers who prefer heat should aim for August, when highs average 31°C. June is the month to avoid if rain would spoil your plans — it averages 198 mm, roughly 6× the rainfall of January.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Ōita forecast for what is happening now.