Average annual temperature is 17.3 °C
Absolute maximum temperature: 36.1 °C
Absolute minimum temperature: -4.5 °C
Number of sunny days: 149 days
Number of rainy days: 214 days
Number of snow days: 2 days
Look at detailed online map of Kumamoto
* Weather data for Kumamoto Japan is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.5 | 19.2 | 24.7 | 27.2 | 29.1 | 30.8 | 35.1 | 36.1 | 34.4 | 28.8 | 28.0 | 21.6 |
| Average daytime temperature (°C) | 10.4 | 13.1 | 17.9 | 21.0 | 24.4 | 26.8 | 30.9 | 32.7 | 30.8 | 23.5 | 18.6 | 12.8 |
| Average temperature (°C) | 6.0 | 8.2 | 12.5 | 15.9 | 19.8 | 23.1 | 27.1 | 28.4 | 26.2 | 17.9 | 13.5 | 8.4 |
| Average night temperature (°C) | 2.1 | 3.5 | 7.5 | 11.3 | 15.4 | 19.8 | 24.2 | 25.1 | 22.5 | 13.3 | 9.4 | 4.4 |
| Absolute minimum temperature (°C) | -4.5 | -3.2 | -1.5 | 4.3 | 8.9 | 13.3 | 22.6 | 23.0 | 20.1 | 7.5 | 3.1 | -1.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.0 | 12.0 | 13.0 | 13.8 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.5 | 6.8 | 7.9 | 7.7 | 8.8 | 6.4 | 8.9 | 10.4 | 9.6 | 9.1 | 8.0 | 6.2 |
| Precipitation (mm) | 87 | 93 | 135 | 225 | 305 | 454 | 247 | 183 | 104 | 54 | 69 | 62 |
| Sunny days | 17 | 15 | 16 | 17 | 16 | 6 | 2 | 4 | 4 | 18 | 20 | 14 |
| Rainy days | 13 | 13 | 15 | 13 | 15 | 24 | 29 | 27 | 26 | 13 | 10 | 16 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Kumamoto during the most sunny months:
The largest precipitation sum in Kumamoto is at