Average annual temperature is 16.9 °C
Absolute maximum temperature: 35.1 °C
Absolute minimum temperature: -3.2 °C
Number of sunny days: 166 days
Number of rainy days: 199 days
Look at detailed online map of Numagano
* Weather data for Numagano 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) | 16.5 | 19.0 | 23.7 | 23.5 | 26.4 | 30.5 | 35.1 | 33.7 | 31.7 | 28.7 | 24.8 | 21.4 |
| Average daytime temperature (°C) | 10.4 | 11.6 | 16.7 | 19.1 | 22.1 | 25.5 | 31.1 | 30.4 | 29.2 | 22.7 | 18.0 | 13.6 |
| Average temperature (°C) | 6.6 | 7.7 | 12.5 | 15.3 | 18.8 | 22.6 | 27.0 | 26.8 | 25.5 | 17.7 | 13.0 | 8.7 |
| Average night temperature (°C) | 3.8 | 4.4 | 8.5 | 11.6 | 15.6 | 19.8 | 23.2 | 24.3 | 22.3 | 13.8 | 8.7 | 4.8 |
| Absolute minimum temperature (°C) | -3.2 | -0.1 | 3.1 | 7.3 | 9.9 | 15.3 | 19.8 | 22.7 | 19.6 | 9.3 | 3.1 | -0.1 |
| 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) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 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) | 7.5 | 7.2 | 8.2 | 8.2 | 8.7 | 6.7 | 11.1 | 9.2 | 9.1 | 8.5 | 7.8 | 7.5 |
| Precipitation (mm) | 54 | 34 | 142 | 246 | 283 | 484 | 63 | 504 | 147 | 146 | 104 | 69 |
| Sunny days | 18 | 15 | 16 | 13 | 14 | 9 | 10 | 0 | 8 | 22 | 20 | 21 |
| Rainy days | 13 | 13 | 15 | 17 | 17 | 21 | 21 | 31 | 22 | 9 | 10 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Numagano during the most sunny months:
The largest precipitation sum in Numagano is at