Average annual temperature is 3.7 °C
Absolute maximum temperature: 20.7 °C
Absolute minimum temperature: -17.4 °C
Number of sunny days: 80 days
Number of rainy days: 157 days
Number of snow days: 128 days
Look at detailed online map of Suwa
* Weather data for Suwa China is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 4.6 | 2.3 | 2.9 | 8.1 | 9.4 | 20.7 | 19.8 | 20.5 | 20.0 | 16.9 | 9.7 | 5.2 |
| Average daytime temperature (°C) | -1.6 | -0.8 | 0.9 | 4.7 | 6.5 | 14.6 | 17.9 | 17.6 | 16.4 | 9.3 | 5.3 | 0.7 |
| Average temperature (°C) | -6.3 | -4.1 | -2.2 | 2.4 | 4.3 | 10.2 | 13.4 | 13.5 | 11.4 | 5.4 | -0.1 | -4.3 |
| Average night temperature (°C) | -11.0 | -8.3 | -6.3 | -0.6 | 1.6 | 6.3 | 9.8 | 10.1 | 7.4 | 1.2 | -5.6 | -9.5 |
| Absolute minimum temperature (°C) | -17.4 | -14.0 | -14.7 | -6.1 | -7.0 | 1.6 | 6.6 | 6.2 | 4.4 | -4.0 | -9.7 | -15.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.7 | 7.2 | 7.8 | 7.4 | 7.2 | 7.9 | 9.0 | 8.3 | 8.7 | 7.9 | 8.8 | 7.3 |
| Precipitation (mm) | 19 | 114 | 148 | 135 | 137 | 172 | 125 | 268 | 81 | 148 | 40 | 66 |
| Sunny days | 21 | 5 | 3 | 4 | 6 | 4 | 0 | 0 | 4 | 4 | 14 | 15 |
| Rainy days | 1 | 1 | 4 | 4 | 12 | 26 | 31 | 31 | 26 | 15 | 2 | 4 |
| Snow days | 9 | 22 | 24 | 22 | 13 | 0 | 0 | 0 | 0 | 12 | 14 | 12 |
The largest precipitation sum in Suwa is at