Average annual temperature is 8.6 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: -21.7 °C
Number of sunny days: 155 days
Number of rainy days: 171 days
Number of snow days: 39 days
Look at detailed online map of Saiwaimachi
* Weather data for Saiwaimachi 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) | 7.9 | 8.4 | 16.3 | 18.8 | 25.0 | 27.4 | 33.8 | 33.0 | 31.0 | 22.7 | 19.3 | 9.2 |
| Average daytime temperature (°C) | -2.9 | -1.0 | 7.8 | 13.0 | 18.0 | 22.0 | 26.7 | 27.6 | 24.4 | 16.4 | 9.9 | 0.9 |
| Average temperature (°C) | -8.6 | -6.1 | 1.9 | 7.9 | 12.2 | 16.7 | 21.7 | 23.5 | 19.8 | 11.5 | 5.4 | -3.3 |
| Average night temperature (°C) | -14.1 | -11.8 | -3.7 | 3.2 | 7.2 | 12.7 | 18.0 | 20.4 | 16.2 | 7.4 | 1.4 | -6.7 |
| Absolute minimum temperature (°C) | -21.7 | -21.3 | -11.6 | -4.0 | 2.2 | 6.2 | 13.4 | 15.6 | 10.2 | 1.9 | -7.3 | -13.1 |
| 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) | 9.4 | 10.5 | 11.9 | 13.4 | 14.6 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 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) | 7.6 | 7.6 | 8.5 | 8.6 | 9.7 | 8.7 | 9.5 | 7.1 | 7.4 | 7.9 | 6.8 | 6.5 |
| Precipitation (mm) | 25 | 41 | 85 | 148 | 62 | 88 | 82 | 101 | 170 | 99 | 106 | 31 |
| Sunny days | 19 | 12 | 17 | 10 | 12 | 11 | 16 | 4 | 10 | 13 | 12 | 19 |
| Rainy days | 2 | 1 | 10 | 20 | 19 | 19 | 15 | 27 | 20 | 18 | 16 | 4 |
| Snow days | 10 | 15 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8 |
Months with the longest average daylight duration in Saiwaimachi:
The largest precipitation sum in Saiwaimachi is at