Average annual temperature is 20.8 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: -2.1 °C
Number of sunny days: 137 days
Number of rainy days: 228 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) | 25.3 | 25.3 | 30.4 | 32.9 | 33.6 | 35.3 | 40.4 | 37.5 | 35.1 | 35.3 | 31.6 | 28.6 |
| Average daytime temperature (°C) | 16.1 | 18.1 | 21.9 | 25.1 | 28.5 | 32.0 | 35.3 | 32.9 | 32.0 | 27.3 | 23.9 | 19.1 |
| Average temperature (°C) | 11.4 | 12.8 | 15.9 | 19.9 | 23.6 | 27.0 | 29.6 | 28.0 | 27.1 | 22.4 | 17.9 | 13.3 |
| Average night temperature (°C) | 6.9 | 8.5 | 11.0 | 15.8 | 19.7 | 23.6 | 25.4 | 24.8 | 23.5 | 18.5 | 13.0 | 8.6 |
| Absolute minimum temperature (°C) | -2.1 | 2.5 | 3.5 | 7.7 | 12.0 | 20.9 | 23.9 | 22.8 | 20.3 | 13.6 | 4.9 | -1.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.7 | 11.3 | 12.0 | 12.8 | 13.4 | 13.7 | 13.6 | 13.0 | 12.3 | 11.5 | 10.9 | 10.5 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 5.6 | 6.5 | 6.5 | 6.4 | 7.6 | 7.7 | 9.6 | 9.2 | 8.8 | 5.9 | 8.0 | 6.6 |
| Precipitation (mm) | 72 | 75 | 138 | 122 | 132 | 188 | 280 | 224 | 191 | 56 | 25 | 35 |
| Sunny days | 16 | 13 | 14 | 12 | 8 | 2 | 8 | 3 | 6 | 13 | 23 | 19 |
| Rainy days | 15 | 15 | 17 | 18 | 23 | 28 | 23 | 28 | 24 | 18 | 7 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Xiyan during the most sunny months:
The largest precipitation sum in Xiyan is at