Average annual temperature is 6.6 °C
Absolute maximum temperature: 25.5 °C
Absolute minimum temperature: -19.4 °C
Number of sunny days: 110 days
Number of rainy days: 193 days
Number of snow days: 62 days
Look at detailed online map of Siyiri
* Weather data for Siyiri 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) | 15.9 | 15.5 | 12.2 | 17.1 | 23.9 | 25.5 | 23.6 | 23.9 | 21.7 | 21.7 | 12.9 | 14.1 |
| Average daytime temperature (°C) | 7.3 | 6.9 | 7.1 | 12.4 | 16.3 | 18.3 | 19.5 | 19.7 | 18.5 | 13.1 | 9.2 | 7.5 |
| Average temperature (°C) | -0.1 | 0.1 | 0.1 | 5.7 | 9.7 | 12.4 | 13.8 | 14.1 | 12.3 | 7.3 | 2.6 | 1.2 |
| Average night temperature (°C) | -8.4 | -8.0 | -8.0 | -1.7 | 3.2 | 7.2 | 8.7 | 9.6 | 6.9 | 1.8 | -3.4 | -5.3 |
| Absolute minimum temperature (°C) | -14.7 | -19.4 | -18.7 | -7.3 | -2.6 | 4.0 | 4.7 | 6.3 | 2.8 | -6.0 | -5.7 | -10.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.2 | 12.4 | 11.4 | 10.6 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.3 | 9.4 | 10.5 | 10.8 | 11.2 | 9.0 | 10.3 | 9.0 | 10.7 | 8.8 | 9.4 | 9.1 |
| Precipitation (mm) | 1 | 56 | 64 | 95 | 93 | 173 | 210 | 225 | 75 | 99 | 19 | 9 |
| Sunny days | 26 | 11 | 10 | 5 | 4 | 4 | 1 | 0 | 5 | 8 | 15 | 21 |
| Rainy days | 0 | 2 | 9 | 20 | 26 | 26 | 30 | 31 | 25 | 20 | 4 | 0 |
| Snow days | 5 | 15 | 12 | 5 | 1 | 0 | 0 | 0 | 0 | 3 | 11 | 10 |
The largest precipitation sum in Siyiri is at