Average annual temperature is 13.5 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: -9.4 °C
Number of sunny days: 135 days
Number of rainy days: 217 days
Number of snow days: 13 days
Look at detailed online map of Sasu
* Weather data for Sasu 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) | 12.5 | 13.2 | 16.9 | 20.2 | 26.5 | 27.7 | 35.2 | 33.3 | 29.5 | 25.3 | 23.3 | 16.2 |
| Average daytime temperature (°C) | 4.3 | 4.9 | 11.4 | 15.7 | 18.0 | 22.3 | 27.9 | 29.5 | 25.9 | 19.4 | 14.6 | 7.9 |
| Average temperature (°C) | 0.9 | 1.2 | 7.3 | 11.4 | 14.6 | 19.8 | 24.7 | 27.0 | 23.2 | 15.5 | 10.5 | 4.6 |
| Average night temperature (°C) | -1.8 | -2.0 | 3.7 | 7.8 | 11.8 | 17.8 | 21.8 | 25.0 | 21.0 | 12.4 | 7.3 | 1.9 |
| Absolute minimum temperature (°C) | -9.4 | -7.8 | -3.7 | 1.6 | 5.0 | 13.7 | 17.5 | 22.9 | 15.2 | 5.6 | -1.2 | -3.0 |
| 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 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 6.6 | 7.7 | 8.7 | 9.2 | 8.6 | 8.0 | 9.6 | 11.3 | 7.5 | 8.7 | 6.8 | 6.0 |
| Precipitation (mm) | 24 | 60 | 177 | 105 | 126 | 232 | 143 | 128 | 201 | 77 | 88 | 69 |
| Sunny days | 16 | 11 | 17 | 17 | 13 | 7 | 11 | 4 | 6 | 11 | 12 | 10 |
| Rainy days | 10 | 12 | 14 | 13 | 18 | 23 | 20 | 27 | 24 | 20 | 17 | 19 |
| Snow days | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Sasu during the most sunny months:
The largest precipitation sum in Sasu is at