Average annual temperature is 11.8 °C
Absolute maximum temperature: 32.9 °C
Absolute minimum temperature: -15.3 °C
Number of sunny days: 187 days
Number of rainy days: 159 days
Number of snow days: 19 days
Look at detailed online map of Siyuan
* Weather data for Siyuan 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) | 13.8 | 11.3 | 21.5 | 25.9 | 28.4 | 29.1 | 32.9 | 30.0 | 26.4 | 21.8 | 22.7 | 18.4 |
| Average daytime temperature (°C) | 3.6 | 4.9 | 13.3 | 15.7 | 19.7 | 23.8 | 27.1 | 25.6 | 20.8 | 16.8 | 9.7 | 3.7 |
| Average temperature (°C) | -0.5 | 1.3 | 9.0 | 11.6 | 15.9 | 20.6 | 23.6 | 22.2 | 17.6 | 13.8 | 6.1 | 0.0 |
| Average night temperature (°C) | -4.5 | -1.8 | 4.6 | 7.6 | 12.4 | 17.5 | 20.4 | 19.1 | 15.0 | 10.7 | 2.3 | -4.3 |
| Absolute minimum temperature (°C) | -14.4 | -5.4 | -4.5 | -0.5 | 4.3 | 10.5 | 15.7 | 13.2 | 9.7 | 7.3 | -4.5 | -15.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 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 | 5.7 | 8.6 | 7.7 | 7.1 | 8.9 | 10.3 | 9.8 | 7.0 | 7.3 | 7.3 | 7.1 |
| Precipitation (mm) | 9 | 33 | 31 | 73 | 148 | 120 | 92 | 191 | 173 | 84 | 49 | 32 |
| Sunny days | 27 | 13 | 21 | 16 | 8 | 13 | 14 | 10 | 7 | 16 | 21 | 21 |
| Rainy days | 1 | 6 | 9 | 14 | 23 | 17 | 17 | 21 | 23 | 15 | 8 | 5 |
| Snow days | 3 | 9 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 |
The best time to visit Siyuan during the most sunny months:
The largest precipitation sum in Siyuan is at