Average annual temperature is 15.4 °C
Absolute maximum temperature: 43.4 °C
Absolute minimum temperature: -13.2 °C
Number of sunny days: 271 days
Number of rainy days: 90 days
Number of snow days: 4 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) | 12.9 | 15.7 | 29.1 | 28.4 | 35.0 | 39.7 | 43.4 | 34.9 | 32.1 | 27.9 | 27.8 | 20.0 |
| Average daytime temperature (°C) | 6.1 | 9.9 | 19.8 | 20.6 | 25.9 | 33.6 | 35.6 | 30.6 | 27.4 | 23.3 | 13.0 | 4.1 |
| Average temperature (°C) | 0.1 | 4.2 | 12.9 | 15.2 | 21.0 | 27.7 | 30.2 | 26.4 | 22.9 | 17.4 | 7.4 | -0.8 |
| Average night temperature (°C) | -4.8 | -1.1 | 6.4 | 10.1 | 16.7 | 21.7 | 25.5 | 22.7 | 19.0 | 12.1 | 2.4 | -5.5 |
| Absolute minimum temperature (°C) | -9.4 | -4.5 | -0.1 | 3.7 | 11.4 | 14.8 | 22.3 | 17.3 | 11.2 | 6.2 | -5.8 | -13.2 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.7 | 7.6 | 9.6 | 7.7 | 7.1 | 9.7 | 9.6 | 9.7 | 7.9 | 7.9 | 7.2 | 6.7 |
| Precipitation (mm) | 3 | 16 | 3 | 70 | 44 | 52 | 284 | 169 | 75 | 0 | 25 | 25 |
| Sunny days | 28 | 22 | 30 | 20 | 18 | 23 | 15 | 16 | 18 | 30 | 27 | 24 |
| Rainy days | 3 | 5 | 1 | 10 | 13 | 7 | 16 | 15 | 12 | 1 | 2 | 5 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The largest precipitation sum in Heyicun is at