Average annual temperature is 10.4 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -13.7 °C
Number of sunny days: 78 days
Number of rainy days: 228 days
Number of snow days: 59 days
Look at detailed online map of Nishi-gun
* Weather data for Nishi-gun 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) | 8.1 | 7.3 | 18.9 | 16.5 | 20.6 | 26.7 | 28.9 | 34.3 | 28.4 | 21.6 | 19.4 | 12.8 |
| Average daytime temperature (°C) | -1.4 | 0.5 | 8.1 | 11.0 | 16.1 | 21.4 | 24.7 | 28.7 | 24.1 | 16.7 | 9.7 | 1.8 |
| Average temperature (°C) | -3.8 | -2.0 | 4.6 | 8.0 | 12.4 | 18.1 | 21.9 | 25.5 | 20.7 | 13.1 | 6.5 | -0.8 |
| Average night temperature (°C) | -6.3 | -4.9 | 1.5 | 5.4 | 9.3 | 15.5 | 19.6 | 23.0 | 17.7 | 9.9 | 3.6 | -3.7 |
| Absolute minimum temperature (°C) | -13.7 | -12.4 | -7.3 | 0.9 | 3.7 | 11.6 | 14.9 | 19.5 | 10.3 | 4.0 | -4.1 | -11.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 13.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.1 | 6.4 | 8.6 | 8.7 | 9.7 | 9.2 | 8.8 | 9.6 | 7.6 | 8.1 | 5.9 | 4.2 |
| Precipitation (mm) | 73 | 64 | 82 | 177 | 98 | 144 | 237 | 161 | 198 | 109 | 198 | 118 |
| Sunny days | 1 | 3 | 10 | 4 | 8 | 11 | 5 | 8 | 11 | 8 | 5 | 4 |
| Rainy days | 7 | 8 | 19 | 26 | 23 | 19 | 26 | 23 | 19 | 23 | 22 | 13 |
| Snow days | 23 | 17 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 14 |
The best time to visit Nishi-gun during the most sunny months:
The largest precipitation sum in Nishi-gun is at