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COEX

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COEX Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

COEX year round climate

  • Spring (March–May): Average 5.7–17.0°C, the climate gradually changes from cold to warm, and rainfall gradually increases. March is still chilly, April's temperature is comfortably pleasant, and May starts to become warmer. Common activities: Hiking, flower viewing. Recommended clothing: Spring jacket, comfortable trousers or skirt, and it is recommended to bring rain gear.
  • Summer (June–August): Average 21.9–26.3°C, hot and humid, with heavy rainfall, especially in July. Common activities: Indoor activities, visiting summer resorts. Recommended clothing: Light and breathable clothing, short sleeves, shorts, sun protection clothing, and rain gear.
  • Autumn (September–November): Average 13.9–22.6°C, the climate is comfortably pleasant, rainfall gradually decreases, and the temperature gradually decreases. Common activities: Hiking in the suburbs, viewing autumn scenery. Recommended clothing: Light jacket, long-sleeved shirts, comfortable trousers.
  • Winter (December–February): Average -3.0–-0.3°C, cold and dry, with little rainfall. Common activities: Indoor activities, ice and snow-related activities (if there are relevant facilities nearby). Recommended clothing: Heavy warm coat, sweater, scarf, hat, gloves, etc. for cold protection.

COEX climatological average

Annual average temperature: approx. 12°C / Annual rainfall: approx. 1323 mm / Summer humidity: 70%–80% / Rainiest month: July

COEX monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
-3°C
15.7
February
-0.3°C
18.2
March
5.7°C
40.2
April
12.5°C
51.8
May
17°C
94.8
June
21.9°C
182.6
July
25.3°C
303.8
August
26.3°C
247
September
22.6°C
176.6
October
13.9°C
99.2
November
7.1°C
63
December
-1.6°C
31

COEX weather for the next seven days

12/21
Sunday
Sunny
0.5°C/-1.5°C
12/22
Monday
Sunny
2.9°C/-2°C
12/23
Tuesday
Moderate rain
6.3°C/0.3°C
12/24
Wednesday
Patchy rain nearby
6°C/0.3°C
12/25
Thursday
Sunny
-0.4°C/-5.7°C
12/26
Friday
Sunny
-2.9°C/-7.3°C
12/27
Saturday
Overcast
-0.2°C/-4.3°C

COEX Frequently Asked Questions and Useful Information for Travel

What is COEX in South Korea?

COEX, also known as the Korea World Trade Center, is a premier convention and exhibition center located in the bustling Samseong-dong area of Gangnam District, Seoul, South Korea.

Is Starfield COEX Mall worth visiting?

Absolutely. Starfield COEX Mall, located in Seoul's vibrant Gangnam district, is Asia's largest underground shopping mall and a must-visit destination. It features over 300 shops, a Hyundai department store, and diverse dining options spread across four levels, offering an unparalleled shopping and entertainment experience.

What can I find at COEX?

COEX is a multifaceted complex that includes the COEX Convention & Exhibition Center, Starfield COEX Mall, a luxury hotel, and a department store. It's a hub for business, shopping, entertainment, and cultural events, making it a dynamic destination within Seoul.

What are the main attractions at COEX?

Key attractions at COEX include the vast Starfield COEX Mall, which boasts unique features like the Starfield Library. The COEX Convention Center hosts numerous international events, and the adjacent areas offer premium shopping and dining experiences, making it a comprehensive destination for visitors.

How do I get to COEX in Seoul?

COEX is easily accessible via Seoul's excellent public transportation system. You can take the subway to Samseong Station (Line 2) or Bongeunsa Station (Line 9), both of which provide direct access to the COEX complex.