Average annual temperature is 8.0 °C
Absolute maximum temperature: 30.5 °C
Absolute minimum temperature: -18.3 °C
Number of sunny days: 102 days
Number of rainy days: 206 days
Number of snow days: 57 days
Look at detailed online map of Kohan
* Weather data for Kohan 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) | 5.0 | 6.8 | 13.1 | 17.0 | 22.0 | 25.1 | 30.5 | 29.9 | 26.6 | 21.8 | 17.8 | 10.6 |
| Average daytime temperature (°C) | -3.6 | -1.9 | 5.9 | 10.7 | 15.5 | 19.2 | 24.5 | 26.7 | 22.1 | 15.1 | 8.3 | 0.5 |
| Average temperature (°C) | -7.8 | -5.4 | 1.3 | 6.2 | 10.5 | 15.4 | 20.5 | 23.3 | 18.7 | 10.9 | 4.3 | -3.0 |
| Average night temperature (°C) | -12.6 | -9.4 | -2.5 | 2.6 | 6.2 | 12.4 | 17.5 | 20.9 | 16.0 | 7.6 | 0.7 | -6.0 |
| Absolute minimum temperature (°C) | -18.3 | -15.6 | -9.8 | -2.4 | 1.0 | 6.4 | 13.3 | 17.8 | 9.9 | -0.7 | -7.0 | -12.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.4 | 10.5 | 11.9 | 13.4 | 14.6 | 15.3 | 15.0 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.3 | 7.3 | 8.2 | 8.3 | 9.9 | 8.8 | 9.5 | 8.4 | 6.7 | 8.1 | 6.6 | 5.6 |
| Precipitation (mm) | 42 | 53 | 91 | 123 | 93 | 173 | 127 | 189 | 264 | 87 | 150 | 50 |
| Sunny days | 15 | 4 | 11 | 9 | 12 | 7 | 6 | 5 | 4 | 9 | 10 | 10 |
| Rainy days | 1 | 4 | 17 | 21 | 19 | 23 | 25 | 26 | 26 | 22 | 15 | 7 |
| Snow days | 15 | 20 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 14 |
The best time to visit Kohan during the most sunny months:
Months with the longest average daylight duration in Kohan:
The largest precipitation sum in Kohan is at