Average annual temperature is 17.4 °C
Absolute maximum temperature: 35.1 °C
Absolute minimum temperature: -6.6 °C
Number of sunny days: 158 days
Number of rainy days: 204 days
Number of snow days: 3 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) | 22.8 | 21.0 | 25.3 | 31.8 | 33.6 | 32.9 | 35.1 | 34.7 | 33.5 | 27.3 | 29.1 | 22.6 |
| Average daytime temperature (°C) | 11.0 | 11.6 | 17.5 | 22.1 | 25.9 | 29.1 | 31.9 | 30.9 | 28.5 | 23.5 | 18.4 | 11.4 |
| Average temperature (°C) | 6.0 | 7.2 | 12.7 | 17.4 | 21.6 | 25.3 | 28.2 | 26.9 | 24.4 | 18.8 | 12.7 | 6.6 |
| Average night temperature (°C) | 1.2 | 3.4 | 8.2 | 13.2 | 18.0 | 22.2 | 25.5 | 23.6 | 21.1 | 14.5 | 7.9 | 2.4 |
| Absolute minimum temperature (°C) | -6.1 | -2.4 | 2.2 | 5.0 | 10.5 | 18.7 | 22.5 | 18.5 | 17.4 | 10.1 | 2.0 | -6.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.2 | 12.3 | 11.4 | 10.6 | 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) | 7.0 | 4.6 | 5.8 | 7.4 | 7.2 | 7.0 | 8.4 | 9.6 | 7.4 | 7.1 | 8.0 | 6.6 |
| Precipitation (mm) | 79 | 101 | 58 | 112 | 166 | 208 | 180 | 198 | 113 | 18 | 61 | 32 |
| Sunny days | 22 | 12 | 14 | 11 | 8 | 7 | 6 | 7 | 7 | 19 | 22 | 23 |
| Rainy days | 8 | 16 | 17 | 19 | 23 | 23 | 25 | 24 | 23 | 12 | 7 | 7 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Hekou during the most sunny months:
The largest precipitation sum in Hekou is at