Average annual temperature is 9.1 °C
Absolute maximum temperature: 31.0 °C
Absolute minimum temperature: -19.6 °C
Number of sunny days: 83 days
Number of rainy days: 204 days
Number of snow days: 78 days
Look at detailed online map of Shiroikawa
* Weather data for Shiroikawa 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) | 8.9 | 8.1 | 13.4 | 16.3 | 22.1 | 25.4 | 31.0 | 30.1 | 27.3 | 22.1 | 18.6 | 11.8 |
| Average daytime temperature (°C) | -2.2 | -0.6 | 7.2 | 11.4 | 16.3 | 19.9 | 24.7 | 27.0 | 23.1 | 15.9 | 8.8 | 0.8 |
| Average temperature (°C) | -5.4 | -3.5 | 2.7 | 7.1 | 11.4 | 16.3 | 21.3 | 24.1 | 19.7 | 11.6 | 5.4 | -1.9 |
| Average night temperature (°C) | -8.7 | -7.1 | -1.2 | 3.4 | 7.1 | 13.3 | 18.7 | 21.8 | 16.7 | 8.1 | 2.3 | -4.6 |
| Absolute minimum temperature (°C) | -19.6 | -14.1 | -7.9 | -2.2 | 1.2 | 6.1 | 14.8 | 18.9 | 9.4 | 2.5 | -5.4 | -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) | 9.5 | 10.6 | 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) | 5.8 | 6.0 | 8.0 | 8.0 | 10.2 | 7.9 | 9.1 | 7.6 | 6.7 | 7.8 | 5.5 | 4.1 |
| Precipitation (mm) | 99 | 83 | 53 | 101 | 72 | 178 | 92 | 150 | 114 | 127 | 127 | 86 |
| Sunny days | 2 | 3 | 14 | 8 | 13 | 8 | 5 | 4 | 6 | 13 | 4 | 3 |
| Rainy days | 3 | 5 | 12 | 22 | 18 | 22 | 26 | 27 | 24 | 18 | 20 | 7 |
| Snow days | 26 | 20 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 21 |
The best time to visit Shiroikawa during the most sunny months:
Months with the longest average daylight duration in Shiroikawa:
The largest precipitation sum in Shiroikawa is at