Average annual temperature is 7.0 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: -30.5 °C
Number of sunny days: 196 days
Number of rainy days: 139 days
Number of snow days: 30 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) | 4.3 | 8.1 | 19.2 | 23.1 | 27.3 | 32.8 | 32.1 | 30.8 | 28.3 | 20.9 | 17.4 | 8.8 |
| Average daytime temperature (°C) | -6.6 | -1.4 | 8.7 | 13.1 | 20.7 | 25.6 | 27.3 | 25.9 | 22.6 | 14.5 | 0.3 | -7.5 |
| Average temperature (°C) | -11.3 | -7.0 | 2.7 | 7.5 | 15.0 | 20.1 | 22.8 | 21.6 | 17.4 | 9.7 | -4.1 | -11.5 |
| Average night temperature (°C) | -16.5 | -12.2 | -2.1 | 2.6 | 9.8 | 15.4 | 19.0 | 18.0 | 13.0 | 5.6 | -7.9 | -16.1 |
| Absolute minimum temperature (°C) | -30.5 | -20.8 | -8.7 | -3.5 | 4.8 | 11.4 | 16.6 | 13.1 | 7.2 | -1.1 | -17.6 | -27.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 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 | 13.9 | 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) | 6.6 | 7.9 | 10.0 | 8.8 | 10.5 | 10.5 | 9.0 | 8.5 | 9.3 | 8.3 | 5.9 | 5.9 |
| Precipitation (mm) | 10 | 6 | 8 | 59 | 66 | 98 | 200 | 145 | 28 | 43 | 90 | 18 |
| Sunny days | 22 | 21 | 24 | 15 | 17 | 9 | 7 | 8 | 19 | 19 | 15 | 20 |
| Rainy days | 2 | 2 | 6 | 14 | 14 | 21 | 24 | 23 | 11 | 11 | 10 | 1 |
| Snow days | 7 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 10 |
The largest precipitation sum in Siheyong is at