Average annual temperature is 10.7 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -20.8 °C
Number of sunny days: 252 days
Number of rainy days: 101 days
Number of snow days: 12 days
Look at detailed online map of Siyikou
* Weather data for Siyikou 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) | 12.0 | 11.9 | 21.9 | 29.5 | 31.6 | 32.9 | 35.4 | 31.3 | 27.2 | 23.8 | 23.3 | 18.2 |
| Average daytime temperature (°C) | 2.9 | 5.5 | 14.8 | 16.2 | 21.5 | 27.7 | 29.7 | 26.5 | 22.8 | 18.6 | 10.0 | 0.8 |
| Average temperature (°C) | -2.8 | -0.3 | 7.8 | 10.5 | 16.3 | 21.7 | 24.4 | 21.6 | 17.7 | 12.3 | 3.5 | -4.7 |
| Average night temperature (°C) | -7.7 | -4.5 | 1.3 | 4.9 | 11.6 | 15.8 | 19.3 | 17.6 | 13.3 | 7.1 | -1.2 | -9.1 |
| Absolute minimum temperature (°C) | -17.4 | -7.1 | -5.2 | -1.7 | 4.7 | 10.8 | 16.7 | 11.0 | 6.5 | 2.8 | -7.5 | -20.8 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.9 | 7.7 | 9.4 | 7.7 | 7.5 | 10.5 | 10.3 | 9.7 | 7.9 | 7.9 | 7.9 | 7.4 |
| Precipitation (mm) | 5 | 10 | 5 | 78 | 60 | 12 | 141 | 123 | 64 | 6 | 15 | 27 |
| Sunny days | 28 | 23 | 26 | 16 | 17 | 20 | 16 | 12 | 15 | 27 | 27 | 25 |
| Rainy days | 2 | 0 | 3 | 12 | 14 | 10 | 15 | 19 | 15 | 4 | 2 | 5 |
| Snow days | 1 | 5 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The largest precipitation sum in Siyikou is at