Average annual temperature is 15.7 °C
Absolute maximum temperature: 41.9 °C
Absolute minimum temperature: -9.6 °C
Number of sunny days: 250 days
Number of rainy days: 110 days
Number of snow days: 5 days
Look at detailed online map of Helin
* Weather data for Helin 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) | 13.4 | 18.2 | 29.0 | 28.5 | 35.8 | 38.6 | 41.9 | 35.3 | 32.0 | 28.9 | 29.6 | 22.9 |
| Average daytime temperature (°C) | 6.7 | 10.2 | 19.7 | 21.0 | 26.0 | 32.8 | 34.5 | 30.6 | 27.3 | 23.7 | 14.2 | 5.4 |
| Average temperature (°C) | 0.9 | 4.6 | 12.9 | 15.4 | 21.0 | 27.1 | 29.3 | 26.5 | 23.0 | 17.8 | 8.5 | 0.4 |
| Average night temperature (°C) | -4.3 | -0.6 | 6.4 | 10.3 | 16.7 | 21.4 | 24.7 | 22.7 | 19.0 | 12.8 | 3.3 | -4.0 |
| Absolute minimum temperature (°C) | -7.8 | -4.2 | 0.1 | 4.1 | 10.5 | 15.0 | 21.7 | 16.4 | 11.8 | 6.7 | -5.0 | -9.6 |
| 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 | 7.4 | 8.9 | 8.0 | 7.1 | 8.8 | 9.2 | 9.7 | 7.4 | 7.6 | 7.0 | 6.9 |
| Precipitation (mm) | 5 | 14 | 14 | 68 | 55 | 30 | 247 | 97 | 100 | 4 | 22 | 41 |
| Sunny days | 27 | 23 | 29 | 20 | 15 | 17 | 16 | 16 | 15 | 25 | 25 | 22 |
| Rainy days | 2 | 5 | 2 | 10 | 16 | 13 | 15 | 15 | 15 | 6 | 4 | 7 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The largest precipitation sum in Helin is at