Average annual temperature is 14.7 °C
Absolute maximum temperature: 33.9 °C
Absolute minimum temperature: -10.3 °C
Number of sunny days: 166 days
Number of rainy days: 186 days
Number of snow days: 13 days
Look at detailed online map of Haenam-eup
* Weather data for Haenam-eup South Korea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 15.2 | 13.1 | 21.7 | 24.5 | 26.6 | 29.5 | 31.2 | 33.9 | 30.8 | 23.3 | 24.9 | 18.8 |
| Average daytime temperature (°C) | 6.5 | 8.3 | 15.5 | 18.0 | 21.4 | 25.7 | 28.1 | 30.3 | 27.3 | 21.2 | 13.9 | 8.5 |
| Average temperature (°C) | 2.6 | 3.5 | 9.7 | 13.3 | 17.5 | 21.8 | 25.4 | 26.6 | 23.5 | 16.4 | 10.0 | 5.1 |
| Average night temperature (°C) | -1.4 | 0.0 | 5.6 | 9.4 | 14.4 | 18.9 | 23.4 | 23.5 | 20.5 | 12.3 | 6.1 | 1.5 |
| Absolute minimum temperature (°C) | -10.3 | -3.5 | -2.8 | 3.9 | 8.7 | 15.4 | 20.9 | 19.5 | 16.2 | 8.6 | -1.3 | -8.6 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 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) | 7.0 | 7.2 | 8.4 | 7.5 | 7.1 | 8.1 | 5.8 | 10.3 | 8.3 | 8.5 | 6.9 | 5.5 |
| Precipitation (mm) | 43 | 43 | 33 | 148 | 253 | 224 | 382 | 189 | 129 | 28 | 94 | 59 |
| Sunny days | 17 | 19 | 22 | 14 | 14 | 12 | 1 | 8 | 9 | 19 | 18 | 13 |
| Rainy days | 9 | 8 | 9 | 16 | 17 | 18 | 30 | 23 | 21 | 12 | 11 | 12 |
| Snow days | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 |
The best time to visit Haenam-eup during the most sunny months:
The largest precipitation sum in Haenam-eup is at