Average annual temperature is 20.2 °C
Absolute maximum temperature: 37.0 °C
Absolute minimum temperature: -0.8 °C
Number of sunny days: 106 days
Number of rainy days: 259 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) | 23.0 | 21.3 | 27.5 | 30.1 | 35.2 | 34.3 | 37.0 | 36.4 | 33.5 | 32.7 | 28.6 | 25.8 |
| Average daytime temperature (°C) | 14.9 | 14.8 | 20.5 | 25.0 | 28.3 | 31.4 | 33.9 | 32.4 | 31.3 | 27.3 | 21.6 | 16.2 |
| Average temperature (°C) | 9.8 | 10.9 | 15.8 | 20.4 | 24.2 | 27.1 | 29.6 | 28.2 | 26.7 | 22.0 | 16.6 | 11.1 |
| Average night temperature (°C) | 4.9 | 7.2 | 11.1 | 16.2 | 20.3 | 23.7 | 25.8 | 24.6 | 23.1 | 17.6 | 12.3 | 6.6 |
| Absolute minimum temperature (°C) | -0.4 | 2.0 | 6.5 | 9.9 | 14.1 | 21.1 | 23.8 | 20.3 | 20.6 | 13.1 | 6.4 | -0.8 |
| 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 | 11.3 | 12.0 | 12.8 | 13.4 | 13.7 | 13.6 | 13.0 | 12.3 | 11.5 | 10.9 | 10.6 |
| 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) | 6.1 | 3.8 | 5.4 | 6.5 | 8.1 | 9.1 | 11.3 | 10.1 | 9.7 | 7.6 | 6.5 | 6.4 |
| Precipitation (mm) | 33 | 64 | 118 | 228 | 204 | 286 | 132 | 191 | 104 | 52 | 152 | 56 |
| Sunny days | 21 | 8 | 7 | 4 | 4 | 3 | 2 | 3 | 3 | 21 | 15 | 15 |
| Rainy days | 10 | 20 | 24 | 26 | 27 | 27 | 29 | 28 | 27 | 10 | 15 | 16 |
| 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