Average annual temperature is 16.1 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: -9.3 °C
Number of sunny days: 170 days
Number of rainy days: 193 days
Number of snow days: 2 days
Look at detailed online map of Nakano
* Weather data for Nakano 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) | 17.7 | 15.6 | 23.3 | 25.6 | 30.2 | 31.3 | 36.1 | 36.5 | 35.1 | 28.8 | 27.5 | 19.7 |
| Average daytime temperature (°C) | 9.8 | 10.6 | 17.2 | 19.7 | 23.6 | 26.7 | 31.6 | 33.2 | 31.7 | 24.1 | 18.2 | 12.3 |
| Average temperature (°C) | 4.2 | 5.2 | 11.1 | 14.0 | 18.3 | 22.2 | 27.1 | 28.4 | 26.2 | 17.5 | 12.2 | 6.7 |
| Average night temperature (°C) | -0.2 | 0.6 | 5.8 | 8.8 | 13.8 | 18.2 | 22.9 | 24.5 | 21.8 | 12.1 | 7.5 | 2.3 |
| Absolute minimum temperature (°C) | -9.3 | -4.0 | -2.8 | 2.9 | 8.0 | 12.8 | 18.0 | 22.3 | 17.2 | 6.8 | -0.9 | -3.4 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 6.3 | 8.2 | 8.0 | 8.9 | 7.1 | 9.4 | 10.0 | 9.3 | 8.6 | 7.7 | 6.8 |
| Precipitation (mm) | 29 | 49 | 82 | 189 | 213 | 224 | 108 | 195 | 61 | 15 | 37 | 38 |
| Sunny days | 14 | 17 | 18 | 17 | 15 | 9 | 10 | 4 | 8 | 22 | 18 | 18 |
| Rainy days | 15 | 11 | 13 | 13 | 16 | 21 | 21 | 27 | 22 | 9 | 12 | 13 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Nakano is at