Average annual temperature is 15.4 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: -8.7 °C
Number of sunny days: 160 days
Number of rainy days: 198 days
Number of snow days: 7 days
Look at detailed online map of Kumenan Chō
* Weather data for Kumenan Chō 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) | 16.6 | 14.6 | 22.8 | 24.7 | 29.1 | 31.2 | 34.6 | 34.5 | 32.6 | 26.8 | 25.7 | 19.3 |
| Average daytime temperature (°C) | 8.5 | 9.4 | 16.5 | 18.9 | 22.9 | 26.2 | 30.6 | 31.6 | 29.7 | 22.0 | 16.8 | 11.1 |
| Average temperature (°C) | 3.5 | 4.6 | 10.3 | 13.2 | 17.7 | 21.6 | 26.3 | 27.5 | 25.0 | 16.5 | 11.6 | 6.4 |
| Average night temperature (°C) | -0.3 | 0.6 | 5.0 | 8.6 | 13.4 | 18.0 | 22.7 | 24.4 | 21.7 | 12.1 | 7.5 | 2.8 |
| Absolute minimum temperature (°C) | -8.7 | -3.3 | -2.0 | 2.6 | 7.3 | 12.8 | 19.4 | 22.9 | 17.7 | 6.9 | 0.8 | -2.4 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 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) | 6.7 | 6.6 | 8.4 | 7.6 | 8.7 | 7.1 | 9.2 | 10.1 | 9.1 | 8.9 | 7.6 | 6.9 |
| Precipitation (mm) | 34 | 39 | 90 | 210 | 250 | 242 | 177 | 201 | 84 | 32 | 49 | 57 |
| Sunny days | 16 | 11 | 19 | 14 | 16 | 10 | 7 | 3 | 6 | 20 | 18 | 20 |
| Rainy days | 12 | 13 | 12 | 16 | 15 | 20 | 24 | 28 | 24 | 11 | 12 | 11 |
| Snow days | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kumenan Chō is at