Average annual temperature is 10.9 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -17.3 °C
Number of sunny days: 218 days
Number of rainy days: 136 days
Number of snow days: 11 days
Look at detailed online map of Heyuan
* Weather data for Heyuan 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) | 10.0 | 10.4 | 21.8 | 30.5 | 31.0 | 32.4 | 35.5 | 30.1 | 28.4 | 19.8 | 20.5 | 16.2 |
| Average daytime temperature (°C) | 3.1 | 5.9 | 14.6 | 17.7 | 21.3 | 27.6 | 29.6 | 26.6 | 22.9 | 16.5 | 10.4 | 4.4 |
| Average temperature (°C) | -2.7 | 0.7 | 7.6 | 11.1 | 15.7 | 21.2 | 23.6 | 21.4 | 17.7 | 11.4 | 4.1 | -1.7 |
| Average night temperature (°C) | -7.8 | -4.3 | 0.5 | 5.3 | 10.7 | 15.2 | 17.9 | 16.9 | 13.2 | 6.5 | -1.7 | -7.2 |
| Absolute minimum temperature (°C) | -14.8 | -9.4 | -5.7 | -1.7 | 2.4 | 10.3 | 11.0 | 11.4 | 7.8 | 1.2 | -7.1 | -17.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 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 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.4 | 5.8 | 8.0 | 7.6 | 6.3 | 9.5 | 9.3 | 9.3 | 7.3 | 6.9 | 7.7 | 7.3 |
| Precipitation (mm) | 4 | 22 | 20 | 85 | 73 | 46 | 126 | 104 | 85 | 57 | 2 | 15 |
| Sunny days | 28 | 17 | 20 | 16 | 10 | 19 | 15 | 13 | 12 | 18 | 24 | 26 |
| Rainy days | 0 | 6 | 11 | 14 | 21 | 11 | 16 | 18 | 18 | 13 | 5 | 3 |
| Snow days | 3 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The largest precipitation sum in Heyuan is at