Average annual temperature is 9.0 °C
Absolute maximum temperature: 32.4 °C
Absolute minimum temperature: -30.8 °C
Number of sunny days: 206 days
Number of rainy days: 141 days
Number of snow days: 18 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) | 5.7 | 8.4 | 18.6 | 20.8 | 26.1 | 32.4 | 32.2 | 31.6 | 29.6 | 22.4 | 19.6 | 9.7 |
| Average daytime temperature (°C) | -2.8 | 2.6 | 10.0 | 14.7 | 20.9 | 25.4 | 28.4 | 28.0 | 25.0 | 16.9 | 4.7 | -3.3 |
| Average temperature (°C) | -8.1 | -2.6 | 3.5 | 8.9 | 15.5 | 20.0 | 23.9 | 23.7 | 19.5 | 11.7 | 0.0 | -8.4 |
| Average night temperature (°C) | -13.2 | -6.5 | -1.5 | 3.8 | 10.4 | 15.2 | 20.6 | 19.9 | 14.6 | 7.1 | -3.7 | -14.5 |
| Absolute minimum temperature (°C) | -22.6 | -12.1 | -7.5 | -1.9 | 5.1 | 8.8 | 17.2 | 13.0 | 7.0 | 1.4 | -11.3 | -30.8 |
| 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) | 9.6 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 6.5 | 7.4 | 9.1 | 8.4 | 9.3 | 9.7 | 8.0 | 8.1 | 9.7 | 7.7 | 6.4 | 5.8 |
| Precipitation (mm) | 12 | 2 | 5 | 77 | 68 | 111 | 250 | 298 | 29 | 120 | 102 | 37 |
| Sunny days | 22 | 27 | 22 | 17 | 18 | 10 | 5 | 6 | 22 | 20 | 18 | 19 |
| Rainy days | 2 | 1 | 8 | 13 | 13 | 20 | 26 | 25 | 8 | 11 | 11 | 3 |
| Snow days | 7 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 9 |
The largest precipitation sum in Siyuangou is at