Average annual temperature is 15.2 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: -9.7 °C
Number of sunny days: 237 days
Number of rainy days: 123 days
Number of snow days: 5 days
Look at detailed online map of Xiyan
* Weather data for Xiyan 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) | 13.3 | 16.4 | 26.0 | 30.0 | 34.2 | 34.8 | 37.3 | 35.5 | 31.5 | 24.5 | 25.8 | 18.9 |
| Average daytime temperature (°C) | 7.0 | 9.9 | 18.7 | 21.0 | 25.1 | 29.4 | 32.4 | 30.8 | 26.3 | 21.3 | 13.4 | 6.6 |
| Average temperature (°C) | 1.5 | 4.9 | 12.5 | 15.6 | 20.3 | 24.5 | 27.8 | 26.5 | 22.2 | 16.3 | 8.2 | 1.4 |
| Average night temperature (°C) | -3.2 | 0.4 | 6.6 | 10.6 | 15.9 | 20.1 | 23.6 | 22.7 | 18.8 | 12.2 | 3.5 | -2.5 |
| Absolute minimum temperature (°C) | -8.9 | -3.5 | -1.0 | 4.8 | 9.6 | 13.1 | 18.9 | 17.3 | 12.6 | 9.0 | -2.7 | -9.7 |
| 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) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.5 | 6.9 | 9.2 | 7.6 | 6.8 | 8.9 | 9.9 | 9.6 | 7.3 | 7.4 | 7.5 | 7.1 |
| Precipitation (mm) | 8 | 20 | 20 | 81 | 97 | 93 | 102 | 154 | 78 | 39 | 19 | 38 |
| Sunny days | 29 | 19 | 27 | 19 | 14 | 15 | 18 | 14 | 15 | 21 | 23 | 23 |
| Rainy days | 1 | 8 | 4 | 11 | 17 | 15 | 13 | 17 | 15 | 10 | 6 | 6 |
| Snow days | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The largest precipitation sum in Xiyan is at