Average annual temperature is 19.7 °C
Absolute maximum temperature: 37.0 °C
Absolute minimum temperature: -4.4 °C
Number of sunny days: 141 days
Number of rainy days: 224 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) | 24.2 | 25.0 | 28.8 | 31.0 | 34.6 | 34.3 | 37.0 | 36.9 | 33.6 | 31.5 | 30.1 | 26.8 |
| Average daytime temperature (°C) | 13.6 | 15.0 | 20.9 | 24.6 | 28.2 | 30.9 | 34.2 | 32.5 | 30.7 | 25.2 | 20.8 | 14.5 |
| Average temperature (°C) | 8.5 | 10.6 | 15.8 | 19.9 | 24.0 | 27.0 | 29.7 | 28.1 | 26.7 | 20.8 | 15.5 | 9.4 |
| Average night temperature (°C) | 3.5 | 6.4 | 11.2 | 16.1 | 20.5 | 24.1 | 26.3 | 24.7 | 23.5 | 17.1 | 10.9 | 5.1 |
| Absolute minimum temperature (°C) | -3.7 | 1.1 | 5.1 | 8.5 | 14.0 | 20.7 | 24.5 | 21.7 | 21.4 | 11.5 | 5.0 | -4.4 |
| 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 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.7 | 11.2 | 12.0 | 12.8 | 13.5 | 13.8 | 13.6 | 13.1 | 12.3 | 11.5 | 10.8 | 10.5 |
| 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) | 6.3 | 5.1 | 6.2 | 7.3 | 7.9 | 7.9 | 10.9 | 9.5 | 8.1 | 6.3 | 7.3 | 6.4 |
| Precipitation (mm) | 41 | 81 | 173 | 171 | 326 | 324 | 160 | 139 | 167 | 59 | 78 | 29 |
| Sunny days | 20 | 14 | 11 | 8 | 9 | 5 | 9 | 5 | 5 | 15 | 19 | 21 |
| Rainy days | 11 | 14 | 20 | 22 | 22 | 25 | 22 | 26 | 25 | 16 | 11 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Hekou during the most sunny months:
The largest precipitation sum in Hekou is at