Average annual temperature is 13.7 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: -9.4 °C
Number of sunny days: 147 days
Number of rainy days: 213 days
Number of snow days: 5 days
Look at detailed online map of Sankasho
* Weather data for Sankasho 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) | 19.2 | 17.1 | 23.8 | 25.9 | 29.1 | 30.6 | 32.8 | 31.5 | 30.7 | 27.1 | 24.1 | 18.9 |
| Average daytime temperature (°C) | 7.8 | 10.5 | 15.7 | 18.2 | 21.5 | 24.4 | 28.8 | 27.5 | 27.5 | 20.3 | 15.9 | 10.2 |
| Average temperature (°C) | 2.6 | 4.9 | 9.2 | 12.2 | 16.3 | 19.8 | 24.1 | 23.8 | 22.3 | 13.7 | 9.8 | 4.8 |
| Average night temperature (°C) | -1.3 | 0.5 | 3.9 | 7.2 | 12.0 | 16.3 | 20.6 | 21.1 | 18.6 | 8.7 | 5.2 | 0.8 |
| Absolute minimum temperature (°C) | -9.4 | -4.4 | -3.5 | -0.6 | 4.2 | 11.9 | 17.6 | 19.1 | 15.2 | 2.4 | -1.0 | -5.2 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.0 | 12.0 | 13.0 | 13.8 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 6.8 | 7.8 | 7.7 | 8.6 | 6.1 | 9.4 | 8.3 | 9.3 | 8.5 | 8.1 | 6.2 |
| Precipitation (mm) | 71 | 127 | 136 | 175 | 191 | 358 | 136 | 451 | 69 | 63 | 47 | 85 |
| Sunny days | 18 | 15 | 17 | 16 | 13 | 8 | 2 | 0 | 6 | 21 | 18 | 13 |
| Rainy days | 11 | 13 | 14 | 14 | 18 | 22 | 29 | 31 | 24 | 10 | 12 | 15 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The largest precipitation sum in Sankasho is at