Average annual temperature is 14.2 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: -15.0 °C
Number of sunny days: 165 days
Number of rainy days: 188 days
Number of snow days: 12 days
Look at detailed online map of Seongdo
* Weather data for Seongdo 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) | 15.8 | 12.2 | 22.4 | 24.8 | 28.9 | 33.5 | 32.5 | 34.0 | 31.0 | 23.5 | 24.5 | 18.8 |
| Average daytime temperature (°C) | 5.4 | 7.6 | 15.5 | 18.6 | 23.3 | 27.3 | 29.0 | 30.7 | 27.0 | 20.4 | 13.2 | 7.8 |
| Average temperature (°C) | 1.0 | 2.4 | 8.9 | 13.0 | 18.1 | 22.3 | 25.8 | 26.6 | 23.0 | 15.7 | 9.1 | 4.2 |
| Average night temperature (°C) | -3.4 | -1.3 | 4.1 | 8.4 | 14.0 | 18.8 | 23.4 | 23.3 | 19.7 | 11.5 | 5.0 | 0.7 |
| Absolute minimum temperature (°C) | -15.0 | -5.0 | -3.6 | 2.0 | 6.4 | 15.2 | 20.6 | 18.7 | 15.5 | 7.6 | -2.6 | -10.9 |
| 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 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.7 | 7.2 | 8.8 | 7.6 | 7.6 | 8.8 | 6.5 | 9.7 | 8.1 | 8.1 | 6.7 | 5.0 |
| Precipitation (mm) | 37 | 17 | 39 | 107 | 176 | 152 | 561 | 203 | 194 | 18 | 89 | 108 |
| Sunny days | 18 | 22 | 24 | 14 | 13 | 17 | 0 | 4 | 8 | 21 | 14 | 10 |
| Rainy days | 9 | 6 | 7 | 16 | 18 | 13 | 31 | 27 | 22 | 10 | 15 | 14 |
| Snow days | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 7 |
The best time to visit Seongdo during the most sunny months:
The largest precipitation sum in Seongdo is at