Average annual temperature is 12.8 °C
Absolute maximum temperature: 29.7 °C
Absolute minimum temperature: -4.3 °C
Number of sunny days: 99 days
Number of rainy days: 246 days
Number of snow days: 20 days
Look at detailed online map of Siweng
* Weather data for Siweng 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) | 19.4 | 18.8 | 18.8 | 23.9 | 29.7 | 29.7 | 27.9 | 26.8 | 25.3 | 24.7 | 19.5 | 14.2 |
| Average daytime temperature (°C) | 13.5 | 13.7 | 15.7 | 20.4 | 22.8 | 23.6 | 24.1 | 23.4 | 23.1 | 19.1 | 14.1 | 11.3 |
| Average temperature (°C) | 7.3 | 7.5 | 9.4 | 13.4 | 16.3 | 17.9 | 18.6 | 18.2 | 17.2 | 13.4 | 8.3 | 6.3 |
| Average night temperature (°C) | 1.7 | 2.0 | 3.0 | 6.7 | 9.8 | 13.4 | 14.6 | 14.9 | 12.9 | 8.7 | 2.2 | 0.8 |
| Absolute minimum temperature (°C) | -0.8 | -1.9 | -0.8 | 2.5 | 5.4 | 10.7 | 11.2 | 13.0 | 8.0 | 3.4 | -4.1 | -4.3 |
| 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 | 12.8 | 13.6 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 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) | 9.7 | 10.2 | 11.0 | 11.7 | 11.2 | 9.1 | 9.4 | 8.0 | 10.0 | 9.6 | 9.2 | 9.1 |
| Precipitation (mm) | 6 | 41 | 54 | 27 | 72 | 214 | 194 | 202 | 116 | 156 | 132 | 88 |
| Sunny days | 28 | 9 | 6 | 10 | 10 | 4 | 0 | 0 | 2 | 1 | 15 | 14 |
| Rainy days | 0 | 14 | 20 | 20 | 21 | 26 | 31 | 31 | 28 | 30 | 14 | 11 |
| Snow days | 3 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 |
The largest precipitation sum in Siweng is at