Average annual temperature is 14.5 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: -9.0 °C
Number of sunny days: 248 days
Number of rainy days: 115 days
Number of snow days: 2 days
Look at detailed online map of Helancun
* Weather data for Helancun 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) | 11.8 | 16.2 | 25.6 | 30.0 | 31.9 | 37.7 | 37.2 | 36.4 | 32.5 | 24.1 | 25.6 | 19.1 |
| Average daytime temperature (°C) | 6.1 | 9.8 | 18.0 | 20.3 | 24.4 | 29.9 | 32.8 | 30.8 | 27.0 | 20.6 | 13.4 | 6.9 |
| Average temperature (°C) | 0.2 | 4.4 | 11.3 | 14.6 | 19.1 | 24.1 | 27.3 | 26.1 | 22.3 | 15.1 | 7.5 | 1.0 |
| Average night temperature (°C) | -4.6 | -0.7 | 4.8 | 9.3 | 14.4 | 19.0 | 22.8 | 22.0 | 18.5 | 10.4 | 2.4 | -3.6 |
| Absolute minimum temperature (°C) | -9.0 | -4.3 | -1.4 | 3.3 | 7.7 | 12.8 | 16.8 | 16.0 | 12.0 | 6.4 | -4.7 | -8.9 |
| 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) | 10.1 | 10.9 | 12.0 | 13.1 | 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) | 7.0 | 6.7 | 8.5 | 7.3 | 6.2 | 8.7 | 9.2 | 9.1 | 7.1 | 6.9 | 7.4 | 7.0 |
| Precipitation (mm) | 2 | 15 | 24 | 82 | 96 | 99 | 85 | 128 | 59 | 53 | 11 | 14 |
| Sunny days | 28 | 20 | 25 | 19 | 13 | 21 | 21 | 17 | 13 | 21 | 23 | 27 |
| Rainy days | 1 | 8 | 6 | 11 | 18 | 9 | 10 | 14 | 17 | 10 | 7 | 4 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Helancun is at