Average annual temperature is 8.8 °C
Absolute maximum temperature: 38.1 °C
Absolute minimum temperature: -23.7 °C
Number of sunny days: 256 days
Number of rainy days: 95 days
Number of snow days: 14 days
Look at detailed online map of Siheyong
* Weather data for Siheyong 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) | 7.0 | 10.1 | 23.5 | 26.5 | 32.8 | 37.8 | 38.1 | 37.0 | 30.8 | 24.0 | 21.1 | 10.5 |
| Average daytime temperature (°C) | -3.7 | 1.4 | 10.8 | 15.8 | 24.6 | 30.6 | 30.1 | 28.1 | 24.2 | 17.7 | 2.3 | -4.8 |
| Average temperature (°C) | -9.5 | -4.4 | 3.5 | 9.6 | 18.1 | 23.6 | 24.7 | 22.7 | 18.0 | 11.1 | -2.8 | -9.8 |
| Average night temperature (°C) | -14.6 | -9.6 | -2.6 | 3.1 | 11.5 | 16.4 | 19.6 | 17.8 | 12.5 | 5.3 | -7.2 | -13.8 |
| Absolute minimum temperature (°C) | -23.7 | -15.1 | -7.3 | -5.0 | 4.3 | 10.1 | 13.8 | 12.5 | 7.0 | 0.1 | -14.0 | -22.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 13.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.9 | 8.4 | 10.2 | 9.6 | 10.5 | 11.5 | 9.2 | 10.1 | 9.9 | 9.0 | 7.6 | 6.8 |
| Precipitation (mm) | 7 | 2 | 0 | 13 | 21 | 9 | 88 | 65 | 29 | 19 | 30 | 10 |
| Sunny days | 29 | 25 | 29 | 20 | 19 | 20 | 11 | 14 | 18 | 23 | 24 | 24 |
| Rainy days | 1 | 1 | 1 | 9 | 12 | 10 | 20 | 17 | 12 | 8 | 2 | 2 |
| Snow days | 1 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 5 |
The largest precipitation sum in Siheyong is at