Average annual temperature is 12.8 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: -7.6 °C
Number of sunny days: 122 days
Number of rainy days: 205 days
Number of snow days: 38 days
Look at detailed online map of Shirasu
* Weather data for Shirasu 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) | 9.8 | 8.6 | 13.3 | 16.6 | 19.6 | 23.8 | 29.3 | 31.3 | 28.5 | 22.3 | 21.1 | 13.6 |
| Average daytime temperature (°C) | 2.4 | 2.6 | 7.9 | 11.3 | 14.6 | 19.3 | 24.3 | 28.2 | 25.2 | 18.3 | 12.7 | 5.8 |
| Average temperature (°C) | 0.9 | 1.3 | 5.8 | 9.4 | 12.6 | 17.7 | 22.8 | 26.7 | 23.7 | 16.6 | 10.6 | 4.3 |
| Average night temperature (°C) | -0.6 | -0.2 | 4.1 | 8.0 | 11.0 | 16.4 | 21.5 | 25.3 | 22.3 | 15.1 | 8.5 | 2.5 |
| Absolute minimum temperature (°C) | -7.6 | -4.0 | 1.2 | 5.5 | 5.4 | 13.9 | 17.9 | 23.0 | 19.3 | 8.8 | 1.0 | -2.0 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 6.3 | 6.6 | 8.9 | 9.5 | 9.9 | 8.7 | 10.2 | 10.6 | 8.0 | 8.5 | 5.7 | 4.7 |
| Precipitation (mm) | 160 | 73 | 75 | 104 | 102 | 78 | 138 | 54 | 113 | 171 | 214 | 132 |
| Sunny days | 1 | 3 | 21 | 10 | 17 | 10 | 16 | 13 | 11 | 12 | 5 | 3 |
| Rainy days | 13 | 14 | 10 | 20 | 14 | 20 | 15 | 18 | 19 | 19 | 24 | 19 |
| Snow days | 17 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 9 |
The best time to visit Shirasu during the most sunny months:
The largest precipitation sum in Shirasu is at