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Kitakyūshū Weather by Month
Average temperatures, rainfall and humidity for Kitakyūshū, Japan, month by month, built from OpenWeather’s historical records. Use it to see what a typical Kitakyūshū month looks like before you travel — then check the live Kitakyūshū forecast for the days ahead.
Warmest month
August
32°C average high
Coolest month
January
3°C average low
Wettest month
June
160 mm of rain
Driest month
January
59 mm of rain
Average temperature and rainfall in Kitakyūshū 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 | 3°C | -9°C / 19°C | 59 mm | 69% | 11 km/h |
| February | 10°C | 3°C | -7°C / 22°C | 69 mm | 70% | 12 km/h |
| March | 15°C | 7°C | -6°C / 24°C | 83 mm | 70% | 11 km/h |
| April | 19°C | 11°C | 2°C / 27°C | 115 mm | 71% | 11 km/h |
| May | 23°C | 15°C | 4°C / 31°C | 89 mm | 71% | 10 km/h |
| June | 26°C | 20°C | 11°C / 35°C | 160 mm | 78% | 10 km/h |
| July | 30°C | 25°C | 18°C / 37°C | 125 mm | 77% | 10 km/h |
| August | 32°C | 25°C | 19°C / 37°C | 124 mm | 76% | 10 km/h |
| September | 28°C | 22°C | 16°C / 36°C | 125 mm | 77% | 11 km/h |
| October | 23°C | 15°C | 4°C / 32°C | 73 mm | 73% | 10 km/h |
| November | 17°C | 10°C | 2°C / 26°C | 60 mm | 71% | 10 km/h |
| December | 11°C | 5°C | -7°C / 23°C | 68 mm | 68% | 12 km/h |
Best time to visit Kitakyūshū
The most comfortable time to visit Kitakyūshū 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 June, totalling about 1,148 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 160 mm, roughly 3× the rainfall of the driest month (January).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Kitakyūshū forecast for what is happening now.