Average annual temperature is 3.4 °C
Absolute maximum temperature: 27.4 °C
Absolute minimum temperature: -31.1 °C
Number of sunny days: 240 days
Number of rainy days: 83 days
Number of snow days: 42 days
Look at detailed online map of Siyichang
* Weather data for Siyichang 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) | 1.2 | 3.6 | 12.4 | 19.6 | 23.6 | 26.5 | 27.4 | 27.0 | 24.7 | 14.5 | 14.0 | 1.1 |
| Average daytime temperature (°C) | -9.4 | -3.5 | 4.4 | 6.8 | 15.7 | 22.4 | 22.6 | 22.9 | 17.7 | 11.0 | -2.6 | -8.4 |
| Average temperature (°C) | -13.8 | -8.0 | -1.0 | 1.5 | 10.1 | 16.9 | 17.7 | 17.7 | 12.5 | 5.8 | -7.0 | -12.7 |
| Average night temperature (°C) | -18.3 | -13.1 | -5.9 | -3.6 | 5.0 | 11.1 | 13.2 | 12.7 | 7.7 | 1.1 | -11.5 | -17.1 |
| Absolute minimum temperature (°C) | -31.1 | -18.7 | -13.9 | -15.0 | -0.6 | 4.1 | 8.9 | 6.7 | -0.2 | -3.9 | -23.9 | -30.5 |
| 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 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 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) | 8.0 | 8.5 | 10.4 | 8.8 | 9.6 | 12.0 | 10.5 | 10.7 | 9.9 | 8.8 | 7.7 | 6.9 |
| Precipitation (mm) | 2 | 12 | 1 | 51 | 36 | 22 | 63 | 24 | 17 | 12 | 8 | 9 |
| Sunny days | 27 | 18 | 26 | 19 | 19 | 22 | 11 | 11 | 18 | 25 | 22 | 22 |
| Rainy days | 0 | 1 | 1 | 2 | 12 | 8 | 20 | 20 | 12 | 6 | 0 | 1 |
| Snow days | 4 | 9 | 4 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 8 |
The best time to visit Siyichang during the most sunny months:
The largest precipitation sum in Siyichang is at