Average annual temperature is 9.8 °C
Absolute maximum temperature: 33.9 °C
Absolute minimum temperature: -29.8 °C
Number of sunny days: 212 days
Number of rainy days: 137 days
Number of snow days: 16 days
Look at detailed online map of Siyuangou
* Weather data for Siyuangou 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) | 6.2 | 10.0 | 19.2 | 20.6 | 27.1 | 32.8 | 33.9 | 32.9 | 30.6 | 24.1 | 21.1 | 11.2 |
| Average daytime temperature (°C) | -1.8 | 3.8 | 10.5 | 15.6 | 21.5 | 26.4 | 29.2 | 28.9 | 26.0 | 18.1 | 5.7 | -2.4 |
| Average temperature (°C) | -7.1 | -1.7 | 3.9 | 9.3 | 15.8 | 20.7 | 24.5 | 24.3 | 20.2 | 12.7 | 0.9 | -7.2 |
| Average night temperature (°C) | -11.9 | -5.6 | -1.0 | 4.0 | 11.1 | 16.1 | 21.3 | 20.8 | 15.2 | 8.1 | -3.0 | -12.3 |
| Absolute minimum temperature (°C) | -21.5 | -10.2 | -6.6 | -0.6 | 6.7 | 11.0 | 18.8 | 15.0 | 8.4 | 2.3 | -10.0 | -29.8 |
| 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 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 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) | 6.6 | 7.4 | 9.2 | 8.6 | 8.7 | 9.7 | 8.3 | 8.7 | 9.9 | 8.0 | 6.7 | 5.8 |
| Precipitation (mm) | 12 | 2 | 7 | 84 | 89 | 105 | 206 | 330 | 25 | 110 | 103 | 40 |
| Sunny days | 24 | 27 | 22 | 18 | 17 | 11 | 7 | 7 | 21 | 20 | 20 | 18 |
| Rainy days | 2 | 1 | 7 | 12 | 14 | 19 | 24 | 24 | 9 | 11 | 8 | 6 |
| Snow days | 5 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 7 |
The largest precipitation sum in Siyuangou is at