Average annual temperature is 14.9 °C
Absolute maximum temperature: 39.3 °C
Absolute minimum temperature: -14.1 °C
Number of sunny days: 267 days
Number of rainy days: 92 days
Number of snow days: 6 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) | 12.2 | 14.9 | 29.6 | 28.5 | 35.5 | 37.9 | 39.3 | 34.9 | 31.8 | 27.5 | 26.4 | 20.8 |
| Average daytime temperature (°C) | 5.3 | 9.2 | 19.0 | 20.5 | 26.2 | 32.7 | 34.4 | 30.7 | 27.7 | 23.5 | 12.0 | 3.5 |
| Average temperature (°C) | -0.6 | 3.5 | 12.2 | 15.0 | 21.0 | 26.8 | 29.3 | 26.3 | 22.8 | 17.1 | 6.3 | -1.5 |
| Average night temperature (°C) | -5.6 | -1.9 | 5.6 | 9.8 | 16.4 | 20.9 | 24.8 | 22.6 | 18.6 | 11.5 | 1.4 | -5.8 |
| Absolute minimum temperature (°C) | -10.9 | -4.3 | -0.7 | 3.6 | 10.4 | 15.4 | 20.5 | 16.7 | 11.1 | 5.8 | -6.3 | -14.1 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.1 | 14.1 | 14.7 | 14.4 | 13.5 | 12.4 | 11.2 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.7 | 7.3 | 10.0 | 7.5 | 7.5 | 10.6 | 9.6 | 9.9 | 7.9 | 8.2 | 7.4 | 6.6 |
| Precipitation (mm) | 4 | 10 | 0 | 72 | 59 | 65 | 192 | 151 | 45 | 1 | 20 | 21 |
| Sunny days | 27 | 22 | 30 | 17 | 18 | 21 | 17 | 16 | 20 | 29 | 25 | 25 |
| Rainy days | 2 | 5 | 1 | 13 | 13 | 9 | 14 | 15 | 10 | 2 | 5 | 3 |
| Snow days | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Heyicun during the most sunny months:
The largest precipitation sum in Heyicun is at