Average annual temperature is 22.1 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: 2.1 °C
Number of sunny days: 101 days
Number of rainy days: 264 days
Look at detailed online map of Heli
* Weather data for Heli 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) | 25.7 | 26.8 | 34.5 | 31.6 | 34.6 | 34.8 | 35.9 | 33.1 | 32.2 | 32.1 | 29.3 | 28.4 |
| Average daytime temperature (°C) | 17.4 | 19.1 | 24.4 | 26.5 | 29.4 | 31.5 | 33.2 | 31.1 | 30.4 | 27.3 | 23.5 | 18.9 |
| Average temperature (°C) | 13.1 | 15.1 | 19.7 | 22.5 | 25.5 | 27.7 | 29.5 | 27.5 | 26.9 | 23.6 | 19.2 | 14.5 |
| Average night temperature (°C) | 8.6 | 11.5 | 15.4 | 18.9 | 22.1 | 24.7 | 26.2 | 24.8 | 24.0 | 20.0 | 15.1 | 10.0 |
| Absolute minimum temperature (°C) | 2.1 | 7.5 | 10.8 | 13.2 | 18.4 | 23.2 | 23.8 | 22.8 | 21.2 | 15.7 | 10.0 | 2.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 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) | 10.9 | 11.4 | 12.0 | 12.7 | 13.3 | 13.6 | 13.4 | 12.9 | 12.3 | 11.6 | 11.0 | 10.7 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 5.8 | 4.2 | 4.9 | 5.8 | 7.6 | 8.3 | 10.8 | 8.4 | 8.2 | 8.0 | 6.8 | 6.5 |
| Precipitation (mm) | 32 | 83 | 142 | 188 | 158 | 355 | 203 | 305 | 209 | 56 | 61 | 30 |
| Sunny days | 15 | 11 | 13 | 4 | 5 | 3 | 1 | 2 | 2 | 16 | 13 | 16 |
| Rainy days | 16 | 17 | 18 | 26 | 26 | 27 | 30 | 29 | 28 | 15 | 17 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Heli during the most sunny months:
The largest precipitation sum in Heli is at