Average annual temperature is 13.0 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -9.8 °C
Number of sunny days: 69 days
Number of rainy days: 257 days
Number of snow days: 39 days
Look at detailed online map of Gamanuma
* Weather data for Gamanuma 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) | 11.6 | 10.7 | 21.0 | 19.4 | 23.1 | 27.6 | 30.2 | 35.4 | 32.6 | 23.0 | 22.9 | 14.0 |
| Average daytime temperature (°C) | 2.5 | 2.8 | 11.0 | 13.8 | 18.2 | 23.2 | 26.5 | 32.5 | 26.9 | 18.6 | 12.7 | 5.5 |
| Average temperature (°C) | 0.0 | 0.5 | 6.7 | 10.2 | 14.3 | 20.0 | 23.8 | 28.6 | 23.1 | 14.9 | 9.9 | 3.1 |
| Average night temperature (°C) | -2.4 | -2.3 | 2.8 | 7.0 | 10.9 | 17.2 | 21.4 | 25.5 | 20.3 | 11.9 | 7.0 | 0.6 |
| Absolute minimum temperature (°C) | -9.8 | -8.8 | -2.6 | -1.1 | 4.4 | 11.6 | 16.1 | 23.2 | 12.9 | 7.4 | -0.8 | -7.2 |
| 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 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| 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) | 5.2 | 6.0 | 8.3 | 8.5 | 8.9 | 8.1 | 8.6 | 11.8 | 7.8 | 7.7 | 5.2 | 3.9 |
| Precipitation (mm) | 84 | 73 | 98 | 152 | 189 | 210 | 388 | 96 | 239 | 227 | 258 | 126 |
| Sunny days | 0 | 2 | 12 | 11 | 8 | 4 | 6 | 10 | 5 | 7 | 3 | 1 |
| Rainy days | 14 | 13 | 19 | 19 | 23 | 26 | 25 | 21 | 25 | 24 | 26 | 22 |
| Snow days | 17 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 8 |
The best time to visit Gamanuma during the most sunny months:
The largest precipitation sum in Gamanuma is at