Average annual temperature is 3.7 °C
Absolute maximum temperature: 28.1 °C
Absolute minimum temperature: -25.2 °C
Number of sunny days: 193 days
Number of rainy days: 119 days
Number of snow days: 53 days
Look at detailed online map of Siyuantan
* Weather data for Siyuantan 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) | 9.3 | 10.3 | 14.6 | 19.7 | 20.3 | 24.0 | 28.1 | 27.6 | 26.0 | 14.6 | 13.9 | 9.3 |
| Average daytime temperature (°C) | -2.5 | 1.3 | 6.7 | 7.3 | 13.8 | 19.4 | 22.2 | 21.3 | 18.0 | 10.2 | 5.3 | 0.6 |
| Average temperature (°C) | -9.5 | -5.8 | 0.0 | 1.1 | 7.6 | 13.0 | 15.9 | 15.2 | 10.7 | 3.6 | -2.0 | -6.5 |
| Average night temperature (°C) | -15.3 | -12.3 | -6.3 | -5.4 | 1.4 | 5.9 | 8.8 | 8.6 | 4.0 | -2.3 | -7.8 | -12.9 |
| Absolute minimum temperature (°C) | -25.2 | -17.7 | -10.4 | -17.2 | -5.5 | 2.8 | 2.5 | 3.0 | -0.7 | -6.6 | -12.3 | -25.1 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 8.7 | 8.3 | 9.6 | 9.2 | 8.1 | 9.8 | 10.1 | 9.5 | 9.3 | 7.9 | 9.0 | 8.0 |
| Precipitation (mm) | 1 | 13 | 14 | 34 | 48 | 43 | 44 | 47 | 53 | 53 | 2 | 4 |
| Sunny days | 29 | 17 | 16 | 14 | 9 | 7 | 14 | 14 | 8 | 15 | 26 | 24 |
| Rainy days | 0 | 1 | 0 | 2 | 20 | 23 | 17 | 17 | 22 | 14 | 1 | 2 |
| Snow days | 2 | 10 | 15 | 14 | 2 | 0 | 0 | 0 | 0 | 2 | 3 | 5 |
The largest precipitation sum in Siyuantan is at