Average annual temperature is 4.5 °C
Absolute maximum temperature: 21.7 °C
Absolute minimum temperature: -17.7 °C
Number of sunny days: 169 days
Number of rainy days: 117 days
Number of snow days: 79 days
Look at detailed online map of Chengyan
* Weather data for Chengyan 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) | 8.7 | 11.2 | 9.2 | 14.1 | 15.8 | 21.7 | 20.6 | 19.0 | 19.5 | 18.4 | 11.3 | 8.4 |
| Average daytime temperature (°C) | 3.4 | 6.0 | 5.6 | 9.3 | 12.4 | 17.8 | 17.1 | 16.5 | 16.4 | 10.8 | 6.6 | 4.0 |
| Average temperature (°C) | -1.7 | -0.2 | -0.4 | 2.7 | 5.9 | 10.9 | 11.7 | 11.5 | 10.0 | 4.3 | 0.6 | -2.2 |
| Average night temperature (°C) | -8.1 | -6.8 | -6.5 | -3.2 | 0.1 | 5.5 | 7.5 | 7.2 | 4.7 | -0.9 | -5.1 | -8.7 |
| Absolute minimum temperature (°C) | -17.7 | -13.9 | -9.6 | -10.6 | -3.4 | 0.7 | 5.4 | 4.1 | 2.2 | -5.0 | -13.8 | -14.0 |
| 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) | 10.6 | 11.2 | 12.0 | 12.9 | 13.6 | 13.9 | 13.8 | 13.1 | 12.3 | 11.5 | 10.7 | 10.4 |
| 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) | 9.7 | 10.4 | 10.9 | 11.8 | 12.1 | 12.9 | 11.0 | 10.7 | 11.5 | 10.5 | 9.7 | 9.4 |
| Precipitation (mm) | 8 | 6 | 26 | 23 | 22 | 23 | 128 | 90 | 23 | 28 | 14 | 22 |
| Sunny days | 29 | 22 | 10 | 10 | 10 | 16 | 1 | 1 | 13 | 13 | 19 | 25 |
| Rainy days | 0 | 1 | 0 | 2 | 11 | 13 | 30 | 30 | 17 | 11 | 2 | 0 |
| Snow days | 2 | 5 | 21 | 18 | 10 | 1 | 0 | 0 | 0 | 7 | 9 | 6 |
The largest precipitation sum in Chengyan is at