Average annual temperature is 8.9 °C
Absolute maximum temperature: 25.6 °C
Absolute minimum temperature: -12.3 °C
Number of sunny days: 76 days
Number of rainy days: 272 days
Number of snow days: 17 days
Look at detailed online map of Siweizu
* Weather data for Siweizu 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) | 15.2 | 14.8 | 16.5 | 21.2 | 25.6 | 23.3 | 22.4 | 22.1 | 20.5 | 19.2 | 14.8 | 12.0 |
| Average daytime temperature (°C) | 4.9 | 8.6 | 10.1 | 14.9 | 17.2 | 17.3 | 19.1 | 18.5 | 17.2 | 12.2 | 10.4 | 7.7 |
| Average temperature (°C) | 0.1 | 3.3 | 5.2 | 9.5 | 12.5 | 13.7 | 15.4 | 15.0 | 13.6 | 9.1 | 6.2 | 3.3 |
| Average night temperature (°C) | -4.6 | -0.9 | 1.2 | 4.9 | 8.8 | 11.0 | 12.2 | 12.1 | 10.7 | 6.7 | 2.8 | -0.3 |
| Absolute minimum temperature (°C) | -12.3 | -4.3 | -5.3 | -0.1 | 4.4 | 7.8 | 8.9 | 9.2 | 7.9 | 2.5 | -0.8 | -4.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.9 | 13.6 | 13.9 | 13.8 | 13.1 | 12.3 | 11.5 | 10.7 | 10.4 |
| 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) | 8.4 | 7.9 | 8.1 | 10.0 | 9.6 | 7.4 | 8.9 | 8.9 | 8.5 | 5.6 | 8.1 | 8.4 |
| Precipitation (mm) | 11 | 31 | 149 | 112 | 164 | 196 | 270 | 337 | 260 | 166 | 72 | 19 |
| Sunny days | 21 | 12 | 4 | 4 | 2 | 0 | 6 | 1 | 2 | 1 | 10 | 13 |
| Rainy days | 2 | 12 | 25 | 24 | 29 | 30 | 25 | 30 | 28 | 30 | 20 | 17 |
| Snow days | 8 | 4 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Siweizu is at