- Yokohama ›
- Weather by month
Yokohama Weather by Month
Average temperatures, rainfall and humidity for Yokohama, Japan, month by month, built from OpenWeather's historical records. Use it to see what a typical Yokohama month looks like before you travel — then check the live Yokohama forecast for the days ahead.
Warmest month
August
32°C average high
Coolest month
January
3°C average low
Wettest month
June
150 mm of rain
Driest month
January
29 mm of rain
Average temperature and rainfall in Yokohama 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 | -5°C / 18°C | 29 mm | 57% | 17 km/h |
| February | 11°C | 3°C | -3°C / 22°C | 45 mm | 59% | 19 km/h |
| March | 15°C | 7°C | -2°C / 27°C | 87 mm | 64% | 19 km/h |
| April | 19°C | 12°C | 3°C / 27°C | 108 mm | 69% | 19 km/h |
| May | 23°C | 17°C | 8°C / 32°C | 100 mm | 73% | 19 km/h |
| June | 26°C | 20°C | 14°C / 36°C | 150 mm | 78% | 16 km/h |
| July | 30°C | 24°C | 18°C / 38°C | 108 mm | 79% | 17 km/h |
| August | 32°C | 25°C | 18°C / 38°C | 110 mm | 78% | 18 km/h |
| September | 28°C | 22°C | 14°C / 35°C | 129 mm | 79% | 17 km/h |
| October | 22°C | 16°C | 9°C / 32°C | 126 mm | 75% | 17 km/h |
| November | 17°C | 10°C | -1°C / 26°C | 65 mm | 67% | 15 km/h |
| December | 12°C | 5°C | -2°C / 23°C | 36 mm | 59% | 16 km/h |
Best time to visit Yokohama
The most comfortable time to visit Yokohama 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 1093 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 150 mm, roughly 5× the rainfall of January.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Yokohama forecast for what is happening now.