Average annual temperature is 14.3 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: -8.6 °C
Number of sunny days: 135 days
Number of rainy days: 219 days
Number of snow days: 11 days
Look at detailed online map of Shirasawa
* Weather data for Shirasawa 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) | 11.9 | 14.9 | 21.5 | 26.8 | 30.4 | 30.3 | 35.3 | 34.8 | 32.4 | 25.3 | 23.6 | 18.0 |
| Average daytime temperature (°C) | 6.9 | 8.5 | 15.6 | 19.4 | 22.3 | 25.5 | 30.8 | 31.6 | 28.2 | 20.6 | 15.8 | 10.8 |
| Average temperature (°C) | 1.5 | 2.9 | 9.6 | 13.1 | 16.3 | 21.0 | 25.7 | 26.6 | 23.9 | 15.3 | 10.2 | 5.1 |
| Average night temperature (°C) | -2.6 | -1.6 | 4.4 | 7.6 | 11.1 | 17.2 | 21.4 | 23.2 | 20.9 | 10.7 | 5.8 | 1.0 |
| Absolute minimum temperature (°C) | -8.6 | -6.4 | -1.9 | 1.2 | 4.6 | 10.9 | 18.9 | 21.5 | 14.5 | 6.0 | -0.7 | -5.3 |
| 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) | 7.5 | 8.2 | 8.0 | 8.9 | 9.4 | 7.7 | 10.1 | 10.6 | 8.0 | 8.5 | 7.7 | 7.6 |
| Precipitation (mm) | 20 | 44 | 99 | 92 | 201 | 321 | 123 | 198 | 272 | 115 | 85 | 30 |
| Sunny days | 14 | 16 | 16 | 14 | 12 | 6 | 10 | 1 | 2 | 9 | 15 | 20 |
| Rainy days | 8 | 10 | 15 | 16 | 19 | 24 | 21 | 30 | 28 | 22 | 15 | 11 |
| Snow days | 9 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Shirasawa is at