Average annual temperature is 18.1 °C
Absolute maximum temperature: 34.1 °C
Absolute minimum temperature: 1.0 °C
Number of sunny days: 134 days
Number of rainy days: 231 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) | 23.2 | 25.0 | 26.2 | 31.7 | 33.9 | 34.1 | 30.6 | 26.7 | 28.5 | 28.7 | 26.4 | 23.1 |
| Average daytime temperature (°C) | 16.7 | 20.4 | 23.1 | 28.0 | 29.1 | 27.2 | 27.2 | 25.3 | 26.0 | 23.9 | 21.2 | 18.6 |
| Average temperature (°C) | 10.3 | 14.2 | 16.6 | 21.6 | 22.8 | 21.9 | 22.1 | 20.8 | 20.8 | 18.3 | 15.0 | 12.6 |
| Average night temperature (°C) | 4.5 | 8.7 | 10.7 | 14.7 | 16.6 | 17.3 | 17.5 | 17.4 | 16.1 | 13.4 | 9.6 | 7.1 |
| Absolute minimum temperature (°C) | 1.7 | 5.4 | 7.3 | 10.4 | 13.4 | 14.5 | 16.0 | 15.8 | 14.2 | 10.3 | 6.7 | 1.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 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) | 10.8 | 11.3 | 12.0 | 12.7 | 13.3 | 13.6 | 13.5 | 13.0 | 12.3 | 11.6 | 11.0 | 10.7 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.9 | 8.9 | 9.7 | 11.4 | 10.8 | 10.1 | 10.4 | 9.5 | 10.6 | 8.2 | 8.4 | 7.8 |
| Precipitation (mm) | 2 | 19 | 15 | 16 | 40 | 195 | 103 | 327 | 46 | 55 | 53 | 12 |
| Sunny days | 23 | 15 | 15 | 18 | 17 | 2 | 4 | 0 | 4 | 4 | 14 | 18 |
| Rainy days | 8 | 13 | 16 | 12 | 14 | 28 | 27 | 31 | 26 | 27 | 16 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Hekou is at