Average annual temperature is 13.6 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: -14.1 °C
Number of sunny days: 197 days
Number of rainy days: 167 days
Number of snow days: 1 day
Look at detailed online map of Seongdong
* Weather data for Seongdong 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) | 16.2 | 14.8 | 25.1 | 28.9 | 30.8 | 32.5 | 33.1 | 33.5 | 28.8 | 23.5 | 26.6 | 19.4 |
| Average daytime temperature (°C) | 6.1 | 9.6 | 16.4 | 18.6 | 21.8 | 26.4 | 28.9 | 29.4 | 25.8 | 20.7 | 13.9 | 8.0 |
| Average temperature (°C) | 0.3 | 3.5 | 9.7 | 13.1 | 16.9 | 21.7 | 25.1 | 25.7 | 22.1 | 14.4 | 7.7 | 2.7 |
| Average night temperature (°C) | -4.1 | -1.2 | 4.0 | 7.8 | 12.2 | 17.7 | 21.7 | 22.6 | 19.0 | 9.3 | 2.4 | -1.7 |
| Absolute minimum temperature (°C) | -14.1 | -6.3 | -2.8 | 1.7 | 4.3 | 13.9 | 17.1 | 20.2 | 13.2 | 3.4 | -5.4 | -10.6 |
| 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 | 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) | 7.8 | 7.4 | 9.1 | 8.6 | 8.0 | 8.9 | 8.3 | 9.5 | 7.8 | 8.8 | 8.0 | 7.1 |
| Precipitation (mm) | 47 | 40 | 71 | 78 | 208 | 183 | 250 | 235 | 163 | 2 | 30 | 92 |
| Sunny days | 25 | 17 | 21 | 17 | 16 | 14 | 4 | 3 | 7 | 25 | 24 | 24 |
| Rainy days | 5 | 11 | 10 | 13 | 15 | 16 | 27 | 28 | 23 | 6 | 6 | 7 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Seongdong is at