Average annual temperature is 16.2 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: -8.4 °C
Number of sunny days: 234 days
Number of rainy days: 127 days
Number of snow days: 4 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) | 15.2 | 18.0 | 28.7 | 31.1 | 33.6 | 37.7 | 37.7 | 35.7 | 32.1 | 28.0 | 29.0 | 21.9 |
| Average daytime temperature (°C) | 8.1 | 10.5 | 19.3 | 21.5 | 26.1 | 31.8 | 32.9 | 32.2 | 28.0 | 24.1 | 15.0 | 7.2 |
| Average temperature (°C) | 2.2 | 5.2 | 12.9 | 16.3 | 21.3 | 26.6 | 28.4 | 27.6 | 23.4 | 18.4 | 9.7 | 2.0 |
| Average night temperature (°C) | -3.1 | -0.1 | 6.8 | 11.5 | 17.0 | 21.7 | 24.7 | 23.3 | 19.3 | 13.6 | 4.8 | -2.6 |
| Absolute minimum temperature (°C) | -8.3 | -4.0 | 1.1 | 4.7 | 10.3 | 15.9 | 22.0 | 18.2 | 13.9 | 7.8 | -4.4 | -8.4 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.5 | 6.7 | 8.6 | 8.1 | 6.9 | 8.1 | 9.5 | 10.3 | 7.5 | 7.9 | 7.0 | 6.6 |
| Precipitation (mm) | 12 | 29 | 11 | 94 | 92 | 90 | 267 | 168 | 108 | 17 | 25 | 33 |
| Sunny days | 27 | 21 | 27 | 19 | 17 | 16 | 12 | 12 | 12 | 25 | 22 | 24 |
| Rainy days | 3 | 6 | 4 | 11 | 14 | 14 | 19 | 19 | 18 | 6 | 8 | 5 |
| Snow days | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Heyuan during the most sunny months:
The largest precipitation sum in Heyuan is at