Average annual temperature is 8.2 °C
Absolute maximum temperature: 31.0 °C
Absolute minimum temperature: -18.6 °C
Number of sunny days: 71 days
Number of rainy days: 212 days
Number of snow days: 82 days
Look at detailed online map of Nambu
* Weather data for Nambu 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) | 6.1 | 6.4 | 12.7 | 16.6 | 22.0 | 25.9 | 29.0 | 31.0 | 26.8 | 21.7 | 16.9 | 10.5 |
| Average daytime temperature (°C) | -4.5 | -2.6 | 5.9 | 11.0 | 16.3 | 21.1 | 24.9 | 27.7 | 22.6 | 15.0 | 7.5 | -0.4 |
| Average temperature (°C) | -8.0 | -5.6 | 1.6 | 6.5 | 11.4 | 16.9 | 21.1 | 24.2 | 18.9 | 10.6 | 3.8 | -4.2 |
| Average night temperature (°C) | -11.7 | -8.9 | -2.2 | 2.9 | 7.4 | 13.5 | 18.1 | 21.6 | 15.8 | 7.1 | 0.3 | -8.0 |
| Absolute minimum temperature (°C) | -18.6 | -14.4 | -8.0 | -6.3 | -0.7 | 5.2 | 13.2 | 17.7 | 7.9 | -0.4 | -10.1 | -18.0 |
| 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) | 6.6 | 6.7 | 8.0 | 7.8 | 9.5 | 9.4 | 8.9 | 8.7 | 7.0 | 7.6 | 5.9 | 5.1 |
| Precipitation (mm) | 69 | 77 | 100 | 150 | 75 | 125 | 170 | 252 | 248 | 124 | 193 | 88 |
| Sunny days | 4 | 1 | 12 | 4 | 11 | 8 | 6 | 3 | 5 | 10 | 3 | 4 |
| Rainy days | 2 | 3 | 12 | 25 | 20 | 22 | 25 | 28 | 25 | 21 | 20 | 9 |
| Snow days | 25 | 24 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 18 |
Months with the longest average daylight duration in Nambu:
The largest precipitation sum in Nambu is at