Average annual temperature is 12.5 °C
Absolute maximum temperature: 29.1 °C
Absolute minimum temperature: -4.0 °C
Number of sunny days: 156 days
Number of rainy days: 209 days
Look at detailed online map of Heichang
* Weather data for Heichang 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) | 19.3 | 18.2 | 19.8 | 25.0 | 29.0 | 29.1 | 26.1 | 23.7 | 23.3 | 21.6 | 17.9 | 15.8 |
| Average daytime temperature (°C) | 12.6 | 14.8 | 16.7 | 20.1 | 21.4 | 22.7 | 22.6 | 21.4 | 20.9 | 17.8 | 15.2 | 11.9 |
| Average temperature (°C) | 5.7 | 8.1 | 10.2 | 13.3 | 15.3 | 17.2 | 17.6 | 16.9 | 16.1 | 13.3 | 9.7 | 6.6 |
| Average night temperature (°C) | -0.2 | 2.2 | 4.4 | 6.9 | 9.5 | 12.9 | 14.1 | 14.2 | 12.3 | 9.9 | 5.6 | 2.7 |
| Absolute minimum temperature (°C) | -4.0 | -1.3 | 1.3 | 2.0 | 6.0 | 10.7 | 12.2 | 12.7 | 9.8 | 6.3 | 3.7 | -0.3 |
| 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 | 10.6 |
| 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) | 9.8 | 9.9 | 10.6 | 11.4 | 10.7 | 9.7 | 9.7 | 7.8 | 9.5 | 8.4 | 9.0 | 8.2 |
| Precipitation (mm) | 0 | 5 | 17 | 17 | 60 | 248 | 229 | 445 | 203 | 129 | 31 | 32 |
| Sunny days | 30 | 22 | 12 | 15 | 15 | 1 | 5 | 0 | 3 | 9 | 25 | 19 |
| Rainy days | 1 | 6 | 19 | 15 | 16 | 29 | 26 | 31 | 27 | 22 | 5 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Heichang is at