Average annual temperature is 14.0 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -15.1 °C
Number of sunny days: 195 days
Number of rainy days: 164 days
Number of snow days: 6 days
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) | 14.1 | 12.0 | 25.7 | 27.7 | 32.6 | 35.8 | 34.1 | 34.9 | 31.1 | 22.8 | 24.1 | 18.1 |
| Average daytime temperature (°C) | 4.0 | 7.5 | 17.0 | 20.1 | 25.2 | 29.7 | 29.9 | 31.1 | 26.9 | 20.1 | 11.9 | 6.4 |
| Average temperature (°C) | -0.9 | 1.8 | 9.8 | 13.8 | 19.4 | 24.0 | 26.0 | 26.8 | 22.7 | 14.6 | 7.0 | 2.2 |
| Average night temperature (°C) | -5.2 | -2.4 | 4.0 | 8.5 | 14.4 | 19.5 | 23.1 | 23.3 | 19.1 | 10.0 | 2.2 | -1.8 |
| Absolute minimum temperature (°C) | -15.1 | -6.0 | -3.5 | 2.0 | 5.8 | 15.1 | 19.5 | 17.0 | 13.1 | 4.4 | -6.5 | -12.4 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.2 | 7.7 | 9.1 | 7.8 | 8.3 | 10.2 | 7.3 | 9.2 | 7.4 | 8.7 | 7.2 | 5.6 |
| Precipitation (mm) | 30 | 4 | 26 | 59 | 119 | 151 | 454 | 336 | 263 | 12 | 79 | 96 |
| Sunny days | 21 | 23 | 23 | 13 | 18 | 14 | 6 | 8 | 9 | 23 | 18 | 19 |
| Rainy days | 7 | 5 | 8 | 17 | 13 | 16 | 25 | 23 | 21 | 8 | 12 | 9 |
| Snow days | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Seongdong during the most sunny months:
The largest precipitation sum in Seongdong is at