Average annual temperature is 5.0 °C
Absolute maximum temperature: 24.8 °C
Absolute minimum temperature: -18.6 °C
Number of sunny days: 146 days
Number of rainy days: 172 days
Number of snow days: 47 days
Look at detailed online map of Hejiamen
* Weather data for Hejiamen 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) | 10.6 | 7.8 | 13.5 | 21.6 | 20.6 | 22.2 | 24.8 | 23.9 | 23.5 | 14.1 | 16.1 | 10.7 |
| Average daytime temperature (°C) | -1.0 | 0.7 | 5.8 | 9.5 | 12.5 | 17.2 | 19.8 | 19.3 | 16.0 | 10.0 | 6.2 | 1.9 |
| Average temperature (°C) | -6.1 | -4.2 | 0.6 | 4.0 | 8.2 | 12.6 | 15.3 | 14.7 | 11.6 | 5.4 | 0.6 | -3.5 |
| Average night temperature (°C) | -10.9 | -9.0 | -4.4 | -1.5 | 3.9 | 7.8 | 10.5 | 10.4 | 8.0 | 1.5 | -4.2 | -7.5 |
| Absolute minimum temperature (°C) | -17.8 | -18.6 | -11.6 | -15.7 | -1.5 | 4.8 | 6.2 | 5.3 | 2.9 | -3.4 | -8.1 | -16.4 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.9 | 7.7 | 8.0 | 8.2 | 7.4 | 9.6 | 10.1 | 10.0 | 7.3 | 6.9 | 8.1 | 8.3 |
| Precipitation (mm) | 8 | 30 | 43 | 51 | 137 | 49 | 98 | 79 | 127 | 108 | 8 | 3 |
| Sunny days | 23 | 13 | 12 | 9 | 6 | 10 | 9 | 12 | 5 | 4 | 18 | 25 |
| Rainy days | 0 | 3 | 10 | 11 | 25 | 20 | 22 | 19 | 25 | 27 | 8 | 2 |
| Snow days | 8 | 12 | 9 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 |
The largest precipitation sum in Hejiamen is at