Average annual temperature is 19.7 °C
Absolute maximum temperature: 40.5 °C
Absolute minimum temperature: -3.8 °C
Number of sunny days: 132 days
Number of rainy days: 233 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) | 22.2 | 23.8 | 26.8 | 32.8 | 37.6 | 35.5 | 40.5 | 37.9 | 34.3 | 31.6 | 29.4 | 25.3 |
| Average daytime temperature (°C) | 14.8 | 17.2 | 21.4 | 25.4 | 28.9 | 30.6 | 34.8 | 32.5 | 31.7 | 25.4 | 21.5 | 16.6 |
| Average temperature (°C) | 9.5 | 12.1 | 15.7 | 19.8 | 23.6 | 25.8 | 29.4 | 27.1 | 26.7 | 20.7 | 15.7 | 10.6 |
| Average night temperature (°C) | 4.7 | 7.7 | 11.0 | 15.6 | 19.4 | 22.9 | 25.5 | 23.7 | 23.2 | 17.1 | 10.9 | 5.8 |
| Absolute minimum temperature (°C) | -3.4 | 1.9 | 5.6 | 9.2 | 13.6 | 19.4 | 22.9 | 21.4 | 21.6 | 12.4 | 4.5 | -3.8 |
| 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 | 13.8 | 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) | 6.4 | 5.7 | 6.0 | 7.5 | 8.0 | 6.5 | 9.6 | 9.4 | 9.1 | 6.1 | 8.4 | 6.9 |
| Precipitation (mm) | 72 | 138 | 235 | 353 | 307 | 452 | 269 | 270 | 147 | 61 | 37 | 53 |
| Sunny days | 19 | 14 | 12 | 9 | 10 | 2 | 8 | 2 | 4 | 12 | 20 | 20 |
| Rainy days | 12 | 14 | 19 | 21 | 21 | 28 | 23 | 29 | 26 | 19 | 10 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Heyuan during the most sunny months:
The largest precipitation sum in Heyuan is at