Average annual temperature is 10.3 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: -21.2 °C
Number of sunny days: 254 days
Number of rainy days: 95 days
Number of snow days: 16 days
Look at detailed online map of Heyicun
* Weather data for Heyicun 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) | 4.7 | 9.6 | 21.1 | 22.3 | 28.4 | 34.2 | 35.7 | 35.7 | 30.6 | 25.4 | 22.2 | 10.9 |
| Average daytime temperature (°C) | -2.3 | 3.0 | 11.0 | 17.1 | 24.1 | 29.4 | 29.7 | 28.9 | 26.3 | 19.1 | 3.5 | -3.5 |
| Average temperature (°C) | -7.0 | -2.2 | 4.5 | 10.9 | 18.1 | 23.3 | 25.1 | 24.4 | 20.7 | 13.5 | -0.9 | -7.7 |
| Average night temperature (°C) | -11.4 | -6.0 | -0.7 | 5.9 | 12.7 | 17.8 | 21.2 | 20.5 | 15.8 | 8.6 | -4.6 | -11.2 |
| Absolute minimum temperature (°C) | -21.2 | -10.1 | -6.4 | -0.6 | 6.9 | 13.2 | 17.7 | 15.7 | 11.0 | 4.2 | -10.5 | -19.2 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.3 | 14.5 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.4 | 8.6 | 9.8 | 9.1 | 9.8 | 11.1 | 9.2 | 9.6 | 9.8 | 8.8 | 7.0 | 6.8 |
| Precipitation (mm) | 4 | 2 | 3 | 47 | 47 | 51 | 221 | 92 | 23 | 13 | 53 | 11 |
| Sunny days | 29 | 26 | 30 | 21 | 19 | 13 | 12 | 18 | 21 | 24 | 18 | 23 |
| Rainy days | 1 | 0 | 1 | 9 | 12 | 17 | 19 | 13 | 9 | 7 | 6 | 1 |
| Snow days | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 7 |
The largest precipitation sum in Heyicun is at