Average annual temperature is 12.2 °C
Absolute maximum temperature: 38.1 °C
Absolute minimum temperature: -18.5 °C
Number of sunny days: 253 days
Number of rainy days: 97 days
Number of snow days: 15 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) | 10.2 | 11.9 | 24.5 | 26.9 | 31.6 | 38.1 | 36.1 | 32.6 | 30.3 | 23.5 | 20.8 | 11.6 |
| Average daytime temperature (°C) | 1.3 | 5.3 | 15.0 | 19.0 | 25.0 | 31.5 | 30.4 | 29.5 | 26.0 | 20.0 | 7.2 | -0.3 |
| Average temperature (°C) | -4.1 | -0.2 | 8.0 | 12.8 | 19.2 | 24.6 | 26.0 | 25.0 | 21.2 | 14.9 | 2.8 | -4.8 |
| Average night temperature (°C) | -8.4 | -4.2 | 1.9 | 7.4 | 14.3 | 18.8 | 22.4 | 21.5 | 16.9 | 10.6 | -1.4 | -8.6 |
| Absolute minimum temperature (°C) | -18.2 | -7.1 | -3.7 | 1.1 | 10.8 | 15.1 | 19.1 | 16.6 | 11.4 | 4.4 | -7.7 | -18.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.7 | 8.0 | 10.3 | 8.6 | 9.3 | 11.2 | 8.8 | 9.8 | 8.9 | 9.0 | 7.3 | 6.9 |
| Precipitation (mm) | 3 | 2 | 7 | 70 | 57 | 72 | 177 | 114 | 35 | 35 | 21 | 10 |
| Sunny days | 29 | 25 | 26 | 16 | 22 | 19 | 12 | 12 | 19 | 25 | 24 | 24 |
| Rainy days | 1 | 0 | 3 | 14 | 9 | 11 | 19 | 19 | 11 | 6 | 3 | 1 |
| Snow days | 1 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 6 |
The best time to visit Hekou during the most sunny months:
The largest precipitation sum in Hekou is at