Average annual temperature is 22.8 °C
Absolute maximum temperature: 40.7 °C
Absolute minimum temperature: 6.9 °C
Number of sunny days: 146 days
Number of rainy days: 219 days
Look at detailed online map of Haitou
* Weather data for Haitou 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) | 29.7 | 30.3 | 32.7 | 38.0 | 40.7 | 39.0 | 35.7 | 32.3 | 32.4 | 31.9 | 30.5 | 28.1 |
| Average daytime temperature (°C) | 24.9 | 28.0 | 30.1 | 34.1 | 33.7 | 32.2 | 31.1 | 29.8 | 30.5 | 27.8 | 26.6 | 23.7 |
| Average temperature (°C) | 16.5 | 19.9 | 21.6 | 25.7 | 26.4 | 26.7 | 26.5 | 25.8 | 25.8 | 22.0 | 19.1 | 17.1 |
| Average night temperature (°C) | 9.6 | 12.8 | 14.5 | 18.2 | 19.6 | 22.3 | 22.4 | 22.5 | 21.3 | 16.8 | 12.8 | 11.6 |
| Absolute minimum temperature (°C) | 7.0 | 10.3 | 11.1 | 14.8 | 15.5 | 20.8 | 19.3 | 21.3 | 18.9 | 12.2 | 9.1 | 6.9 |
| 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) | 10.0 | 10.0 | 10.6 | 11.3 | 11.0 | 10.6 | 9.3 | 8.2 | 10.1 | 9.5 | 9.0 | 8.3 |
| Precipitation (mm) | 3 | 21 | 24 | 9 | 89 | 258 | 352 | 416 | 214 | 161 | 54 | 83 |
| Sunny days | 28 | 21 | 18 | 22 | 9 | 1 | 3 | 0 | 6 | 8 | 18 | 12 |
| Rainy days | 3 | 7 | 13 | 8 | 22 | 29 | 28 | 31 | 24 | 23 | 12 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Haitou is at