Average annual temperature is 13.1 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: -15.0 °C
Number of sunny days: 106 days
Number of rainy days: 230 days
Number of snow days: 29 days
Look at detailed online map of Gokan
* Weather data for Gokan 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) | 14.5 | 15.4 | 19.6 | 24.2 | 30.1 | 29.1 | 33.8 | 34.0 | 32.4 | 23.8 | 22.9 | 18.8 |
| Average daytime temperature (°C) | 5.7 | 6.9 | 13.9 | 17.6 | 21.0 | 24.6 | 29.9 | 30.6 | 27.7 | 19.3 | 14.6 | 10.2 |
| Average temperature (°C) | 0.2 | 1.7 | 8.0 | 11.3 | 15.3 | 20.1 | 24.8 | 25.8 | 23.2 | 13.7 | 8.6 | 3.9 |
| Average night temperature (°C) | -4.1 | -1.9 | 3.1 | 5.8 | 10.2 | 16.3 | 20.1 | 22.1 | 19.6 | 9.4 | 4.1 | -0.3 |
| Absolute minimum temperature (°C) | -15.0 | -6.7 | -3.9 | -1.2 | 2.1 | 6.7 | 16.8 | 18.6 | 12.9 | 4.7 | -1.5 | -5.4 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.8 | 7.3 | 8.1 | 9.0 | 8.8 | 7.9 | 10.0 | 10.1 | 8.7 | 8.7 | 7.6 | 7.6 |
| Precipitation (mm) | 61 | 70 | 104 | 80 | 172 | 268 | 179 | 151 | 199 | 80 | 69 | 87 |
| Sunny days | 9 | 11 | 11 | 15 | 10 | 6 | 4 | 2 | 2 | 12 | 13 | 11 |
| Rainy days | 7 | 9 | 20 | 15 | 21 | 24 | 27 | 29 | 28 | 19 | 17 | 14 |
| Snow days | 15 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 |
The largest precipitation sum in Gokan is at