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Seongdong-gu

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Seongdong-gu Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Seongdong-gu year round climate

  • Spring (March–May): 42–62°F on average, the climate gradually changes from cold to warm, with increasing rainfall. March is still chilly, temperatures begin to rise in April, and May is quite warm and comfortable. Common activities: Going for a walk in the countryside, viewing flowers, outdoor excursions. Recommended clothing: Spring and autumn jackets, long-sleeved shirts, comfortable shoes.
  • Summer (June–August): 71–79°F on average, hot and humid, abundant rainfall, July is the most humid month. Common activities: Swimming, water activities, night market snacks. Recommended clothing: Light and breathable clothing, short sleeves, shorts, sandals.
  • Autumn (September–November): 57–72°F on average, pleasant climate, gradually turning from warm to cool, decreasing rainfall. September is still hot, October has comfortable temperatures, and November starts to get cooler. Common activities: Viewing maple leaves, outdoor activities, cultural experiences. Recommended clothing: Light jackets, long-sleeved shirts, comfortable shoes.
  • Winter (December–February): -37–42°F on average, cold and dry, low rainfall. January is the coldest month, with a higher probability of snowfall. Common activities: Indoor activities, appreciating winter scenery, hot springs. Recommended clothing: Heavy coats, sweaters, warm clothing, scarves, hats, gloves.

Seongdong-gu climatological average

Annual average temperature: approx. 54.3°F / Annual rainfall: approx. 1335 mm / Summer humidity: 70%–80% / Rainiest month: July

Seongdong-gu monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
26.6°F
15.7
February
31.5°F
18.2
March
42.3°F
40.2
April
54.5°F
51.8
May
62.6°F
94.8
June
71.4°F
182.6
July
77.5°F
303.8
August
79.3°F
247
September
72.7°F
176.6
October
57.7°F
102.5
November
45.7°F
71.1
December
29.7°F
31

Seongdong-gu weather for the next seven days

2/4
Wednesday
Overcast
36.6°F/26.7°F
2/5
Thursday
Cloudy
36.6°F/28.6°F
2/6
Friday
Cloudy
24.7°F/19.6°F
2/7
Saturday
Cloudy
24.8°F/17°F
2/8
Sunday
Sunny
25.2°F/12.2°F
2/9
Monday
Sunny
36.3°F/20.5°F
2/10
Tuesday
Overcast
34.4°F/28.7°F