Average annual temperature is 12.2 °C
Absolute maximum temperature: 41.6 °C
Absolute minimum temperature: -18.5 °C
Number of sunny days: 333 days
Number of rainy days: 20 days
Number of snow days: 12 days
Look at detailed online map of Sanwei
* Weather data for Sanwei 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) | 4.1 | 11.1 | 21.4 | 33.2 | 31.2 | 38.5 | 41.6 | 38.4 | 36.8 | 25.0 | 16.9 | 10.0 |
| Average daytime temperature (°C) | -3.7 | 5.5 | 14.9 | 18.7 | 25.0 | 33.7 | 35.0 | 33.7 | 28.0 | 19.6 | 7.8 | 0.0 |
| Average temperature (°C) | -8.4 | -0.2 | 7.5 | 11.9 | 18.9 | 27.4 | 28.7 | 27.7 | 21.1 | 13.1 | 2.2 | -4.7 |
| Average night temperature (°C) | -13.3 | -5.7 | -0.5 | 4.6 | 12.5 | 20.2 | 21.6 | 21.0 | 14.1 | 6.4 | -3.2 | -9.0 |
| Absolute minimum temperature (°C) | -18.5 | -11.0 | -4.5 | -3.2 | 3.1 | 14.3 | 16.1 | 15.3 | 7.3 | 0.2 | -9.0 | -15.7 |
| 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 | 11.1 | 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) | 7.6 | 8.3 | 9.8 | 9.1 | 8.8 | 10.8 | 9.4 | 9.1 | 9.1 | 8.3 | 8.1 | 7.3 |
| Precipitation (mm) | 0 | 0 | 0 | 1 | 1 | 1 | 5 | 3 | 6 | 0 | 1 | 1 |
| Sunny days | 29 | 27 | 30 | 26 | 27 | 29 | 25 | 30 | 26 | 30 | 27 | 27 |
| Rainy days | 0 | 0 | 1 | 2 | 4 | 1 | 6 | 1 | 4 | 1 | 0 | 0 |
| Snow days | 2 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 4 |
The largest precipitation sum in Sanwei is at