Average annual temperature is 8.4 °C
Absolute maximum temperature: 30.2 °C
Absolute minimum temperature: -18.7 °C
Number of sunny days: 170 days
Number of rainy days: 163 days
Number of snow days: 32 days
Look at detailed online map of Sempōji
* Weather data for Sempōji 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) | 5.7 | 4.7 | 10.6 | 14.2 | 18.0 | 21.1 | 30.2 | 27.6 | 26.2 | 21.5 | 16.7 | 10.5 |
| Average daytime temperature (°C) | -2.4 | -1.7 | 5.5 | 9.6 | 13.4 | 16.8 | 22.5 | 24.4 | 22.4 | 15.4 | 9.9 | 2.2 |
| Average temperature (°C) | -6.2 | -5.3 | 1.9 | 6.3 | 9.8 | 14.3 | 19.2 | 22.0 | 19.7 | 12.7 | 7.0 | -1.0 |
| Average night temperature (°C) | -10.2 | -9.8 | -1.6 | 3.4 | 7.1 | 12.3 | 16.9 | 20.0 | 17.5 | 10.0 | 4.0 | -4.0 |
| Absolute minimum temperature (°C) | -18.1 | -18.7 | -11.8 | -3.2 | 1.8 | 7.7 | 12.3 | 15.2 | 13.1 | 4.6 | -4.6 | -8.8 |
| 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 | 14.7 | 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) | 7.4 | 7.7 | 8.4 | 8.5 | 9.9 | 7.3 | 9.6 | 8.2 | 7.7 | 8.0 | 6.6 | 6.2 |
| Precipitation (mm) | 26 | 42 | 95 | 186 | 69 | 104 | 59 | 98 | 169 | 110 | 87 | 43 |
| Sunny days | 19 | 14 | 19 | 12 | 14 | 10 | 15 | 9 | 13 | 14 | 14 | 17 |
| Rainy days | 2 | 1 | 11 | 18 | 17 | 20 | 16 | 22 | 17 | 17 | 16 | 6 |
| Snow days | 10 | 13 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 |
Months with the longest average daylight duration in Sempōji:
The largest precipitation sum in Sempōji is at