Average annual temperature is 8.9 °C
Absolute maximum temperature: 31.8 °C
Absolute minimum temperature: -18.0 °C
Number of sunny days: 99 days
Number of rainy days: 198 days
Number of snow days: 68 days
Look at detailed online map of Naganuma
* Weather data for Naganuma 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) | 5.3 | 5.7 | 15.1 | 18.0 | 22.5 | 26.6 | 30.7 | 31.8 | 28.2 | 22.5 | 18.8 | 11.5 |
| Average daytime temperature (°C) | -4.2 | -2.2 | 7.4 | 12.0 | 17.0 | 21.7 | 25.9 | 28.6 | 23.6 | 16.0 | 9.0 | 0.6 |
| Average temperature (°C) | -7.9 | -5.3 | 2.6 | 7.4 | 11.9 | 17.3 | 21.9 | 24.9 | 19.7 | 11.6 | 4.9 | -3.0 |
| Average night temperature (°C) | -12.0 | -9.0 | -1.3 | 3.9 | 7.8 | 13.8 | 18.8 | 22.3 | 16.5 | 8.3 | 1.3 | -6.8 |
| Absolute minimum temperature (°C) | -18.0 | -14.5 | -7.4 | -1.0 | 0.9 | 6.0 | 14.3 | 18.0 | 9.6 | 1.0 | -8.9 | -14.2 |
| 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) | 9.4 | 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) | 7.3 | 7.3 | 8.1 | 8.0 | 10.1 | 9.6 | 9.8 | 8.9 | 7.3 | 8.0 | 6.5 | 5.8 |
| Precipitation (mm) | 39 | 63 | 71 | 111 | 69 | 109 | 151 | 224 | 227 | 91 | 137 | 56 |
| Sunny days | 8 | 3 | 16 | 6 | 13 | 10 | 9 | 2 | 6 | 13 | 6 | 7 |
| Rainy days | 1 | 4 | 10 | 24 | 18 | 20 | 22 | 29 | 24 | 18 | 20 | 8 |
| Snow days | 22 | 21 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 16 |
Months with the longest average daylight duration in Naganuma:
The largest precipitation sum in Naganuma is at