Average annual temperature is 8.0 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: -18.2 °C
Number of sunny days: 85 days
Number of rainy days: 193 days
Number of snow days: 87 days
Look at detailed online map of Mappu
* Weather data for Mappu 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) | 5.6 | 7.4 | 13.3 | 16.8 | 25.1 | 27.1 | 32.9 | 33.1 | 31.0 | 21.8 | 17.9 | 7.9 |
| Average daytime temperature (°C) | -4.8 | -3.6 | 5.1 | 8.6 | 16.8 | 20.7 | 25.8 | 26.7 | 23.2 | 15.1 | 8.1 | -0.8 |
| Average temperature (°C) | -7.4 | -6.7 | 1.9 | 4.9 | 11.2 | 16.4 | 21.5 | 22.8 | 19.0 | 11.0 | 4.3 | -4.4 |
| Average night temperature (°C) | -10.1 | -10.0 | -1.1 | 1.9 | 6.9 | 13.1 | 18.2 | 19.9 | 15.7 | 7.6 | 0.6 | -7.8 |
| Absolute minimum temperature (°C) | -14.7 | -15.4 | -8.5 | -2.8 | -0.8 | 6.0 | 11.0 | 12.4 | 9.0 | 1.9 | -9.8 | -18.2 |
| 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) | 9.3 | 10.5 | 11.9 | 13.5 | 14.7 | 15.4 | 15.1 | 14.0 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 5.5 | 6.1 | 7.2 | 7.2 | 10.3 | 7.6 | 8.6 | 8.0 | 7.6 | 6.9 | 5.3 | 4.9 |
| Precipitation (mm) | 80 | 70 | 113 | 183 | 55 | 142 | 152 | 141 | 175 | 138 | 144 | 109 |
| Sunny days | 2 | 2 | 14 | 9 | 13 | 9 | 9 | 5 | 4 | 8 | 5 | 5 |
| Rainy days | 2 | 2 | 10 | 16 | 18 | 21 | 22 | 26 | 26 | 23 | 18 | 9 |
| Snow days | 27 | 24 | 7 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 17 |
The best time to visit Mappu during the most sunny months:
Months with the longest average daylight duration in Mappu:
The largest precipitation sum in Mappu is at