Average annual temperature is 12.1 °C
Absolute maximum temperature: 26.6 °C
Absolute minimum temperature: -5.8 °C
Number of sunny days: 114 days
Number of rainy days: 249 days
Number of snow days: 2 days
Look at detailed online map of Haizan
* Weather data for Haizan 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) | 18.3 | 16.8 | 17.8 | 23.7 | 26.2 | 26.6 | 26.1 | 26.1 | 25.4 | 23.6 | 19.1 | 16.7 |
| Average daytime temperature (°C) | 12.6 | 12.3 | 14.9 | 17.5 | 19.7 | 22.9 | 24.3 | 23.5 | 23.1 | 19.4 | 16.5 | 12.3 |
| Average temperature (°C) | 5.2 | 6.0 | 8.3 | 11.1 | 13.8 | 17.7 | 18.9 | 18.6 | 17.3 | 13.2 | 8.7 | 5.6 |
| Average night temperature (°C) | -0.7 | 0.2 | 2.8 | 5.1 | 8.5 | 13.4 | 15.1 | 15.1 | 12.8 | 8.3 | 2.6 | 0.7 |
| Absolute minimum temperature (°C) | -2.9 | -5.8 | -0.9 | 2.6 | 5.6 | 11.4 | 13.3 | 13.0 | 10.1 | 3.8 | 1.3 | -3.2 |
| 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) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.8 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| 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) | 9.3 | 8.2 | 9.9 | 9.9 | 10.2 | 9.4 | 10.0 | 8.2 | 10.3 | 9.4 | 9.3 | 8.5 |
| Precipitation (mm) | 0 | 73 | 74 | 83 | 118 | 231 | 158 | 204 | 90 | 73 | 40 | 49 |
| Sunny days | 29 | 9 | 5 | 6 | 4 | 2 | 1 | 0 | 2 | 10 | 24 | 22 |
| Rainy days | 1 | 19 | 26 | 24 | 27 | 28 | 30 | 31 | 28 | 21 | 6 | 8 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Haizan is at