Average annual temperature is 10.6 °C
Absolute maximum temperature: 31.9 °C
Absolute minimum temperature: -12.6 °C
Number of sunny days: 85 days
Number of rainy days: 252 days
Number of snow days: 28 days
Look at detailed online map of Hekou
* Weather data for Hekou 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) | 21.7 | 19.9 | 18.8 | 23.1 | 30.6 | 31.9 | 29.8 | 30.3 | 27.0 | 26.7 | 19.5 | 16.1 |
| Average daytime temperature (°C) | 14.0 | 13.4 | 14.2 | 18.7 | 22.9 | 23.9 | 25.6 | 25.2 | 24.4 | 18.6 | 14.8 | 12.9 |
| Average temperature (°C) | 3.3 | 4.0 | 5.4 | 10.1 | 14.6 | 16.7 | 18.5 | 18.7 | 16.4 | 10.7 | 5.8 | 3.0 |
| Average night temperature (°C) | -5.8 | -5.0 | -3.1 | 2.4 | 6.6 | 10.7 | 12.8 | 13.7 | 9.6 | 4.2 | -0.6 | -4.5 |
| Absolute minimum temperature (°C) | -12.6 | -12.3 | -11.4 | -3.9 | 2.5 | 6.6 | 9.0 | 11.4 | 6.4 | -6.1 | -3.4 | -11.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.7 | 14.0 | 13.9 | 13.2 | 12.3 | 11.4 | 10.7 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.5 | 9.8 | 10.6 | 11.0 | 11.4 | 9.2 | 10.1 | 9.2 | 10.6 | 9.2 | 9.4 | 9.1 |
| Precipitation (mm) | 2 | 87 | 100 | 105 | 127 | 237 | 172 | 235 | 88 | 216 | 38 | 23 |
| Sunny days | 30 | 8 | 2 | 2 | 0 | 2 | 2 | 2 | 7 | 1 | 10 | 19 |
| Rainy days | 0 | 9 | 21 | 28 | 31 | 28 | 29 | 29 | 23 | 30 | 18 | 6 |
| Snow days | 1 | 11 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 |
The largest precipitation sum in Hekou is at