Average annual temperature is 17.9 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: -5.7 °C
Number of sunny days: 133 days
Number of rainy days: 231 days
Number of snow days: 1 day
Look at detailed online map of Chengmen
* Weather data for Chengmen 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) | 22.3 | 25.8 | 26.3 | 30.3 | 32.9 | 34.1 | 37.7 | 34.2 | 32.9 | 28.8 | 28.5 | 25.2 |
| Average daytime temperature (°C) | 12.1 | 14.4 | 19.2 | 23.1 | 26.7 | 30.0 | 33.0 | 30.7 | 30.1 | 23.3 | 19.4 | 14.6 |
| Average temperature (°C) | 7.2 | 9.0 | 13.0 | 17.3 | 21.3 | 25.1 | 27.8 | 26.3 | 25.2 | 19.1 | 13.9 | 8.5 |
| Average night temperature (°C) | 2.6 | 4.6 | 8.3 | 12.8 | 17.1 | 21.7 | 24.5 | 23.2 | 21.9 | 15.8 | 9.7 | 4.2 |
| Absolute minimum temperature (°C) | -5.5 | -1.6 | 1.4 | 6.0 | 8.5 | 18.6 | 22.2 | 19.6 | 19.1 | 11.4 | 4.3 | -5.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 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 | 12.8 | 13.5 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 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) | 6.1 | 6.4 | 6.3 | 6.9 | 7.7 | 6.8 | 8.7 | 8.8 | 9.1 | 5.9 | 7.6 | 7.4 |
| Precipitation (mm) | 45 | 68 | 127 | 155 | 93 | 246 | 261 | 252 | 97 | 39 | 63 | 27 |
| Sunny days | 16 | 14 | 15 | 11 | 11 | 3 | 3 | 1 | 4 | 16 | 19 | 20 |
| Rainy days | 14 | 14 | 16 | 19 | 20 | 27 | 28 | 30 | 26 | 15 | 11 | 11 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chengmen is at