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Best time to visit Seoul

Data source：Meteostat
Last updated：2025-09

Weather in Seoul throughout the year

  • Spring (March–May): 8.2–19.0°C, the climate transitions from cold to warm. Light rain may occur in March and April, while May offers pleasant weather. Common activities: Picnics, flower viewing, outdoor excursions. Suggested clothing: Light jacket, long-sleeved shirts, comfortable casual shoes.
  • Summer (June–August): 23.8–27.4°C, hot and humid with abundant rainfall, particularly in July. Common activities: Visiting museums, art galleries, enjoying indoor activities, escaping the heat at summer resorts. Suggested clothing: Light and breathable clothing, sun hat, sunscreen.
  • Autumn (September–November): 15.7–23.9°C, pleasant and comfortable with abundant sunshine and reduced rainfall. Common activities: Maple leaf viewing, hiking, outdoor excursions. Suggested clothing: Comfortable long-sleeved shirts, light jacket, casual shoes.
  • Winter (December–February): -1.4–1.7°C, cold and dry with occasional snowfall. Common activities: Indoor activities, skiing (in the suburbs). Suggested clothing: Heavy coat, scarf, gloves, hat, warm underwear.

Weather in Seoul

Annual average temperature: approx. 14°C / Annual rainfall: approx. 1563 mm / Summer humidity: 70%–80% / Rainiest month: July

Seoul weather by month

Month
Temperature (°C)
Rainfall (mm)
January
-1.4°C
24.3
February
1.7°C
27
March
8.2°C
48
April
15°C
50
May
19°C
96.3
June
23.8°C
235.3
July
26.9°C
423
August
27.4°C
312
September
23.9°C
160.3
October
15.7°C
76.3
November
8.8°C
75.7
December
-0.3°C
35.3

7-day weather forecast for Seoul

11/15
Sunday
Sunny
15.4°C/8.5°C
11/16
Monday
Overcast
16.2°C/8.1°C
11/17
Tuesday
Patchy rain nearby
14.7°C/10.1°C
11/18
Wednesday
Patchy rain nearby
10.2°C/3.4°C
11/19
Thursday
Sunny
3.6°C/-1.1°C
11/20
Friday
Sunny
3.6°C/-2°C
11/21
Saturday
Sunny
3°C/-1.6°C

Seoul travel FAQs and useful info

Is it safe to travel to Seoul in 2025?

For most travelers, Seoul is considered safe with a relatively low crime rate. While petty crime can occur, especially in busy tourist areas, exercising standard precautions is recommended. Violent crimes are rare. Seoul's public transportation system is also known for its efficiency and safety.

Is Seoul a good city for tourists in 2025?

Yes, Seoul is an excellent destination for tourists in 2025. It offers a dynamic blend of ancient traditions and cutting-edge modernity. Visitors can explore historic palaces and traditional neighborhoods, contrasted with contemporary districts. The city boasts world-renowned shopping, diverse culinary experiences, and a vibrant K-culture scene, all supported by efficient and safe public transportation.

What should tourists avoid doing in Seoul?

When visiting Seoul, avoid limiting your exploration to just a few popular districts. Make time to experience Seoul's natural attractions as well. On public transportation, refrain from talking loudly. It is also customary to use both hands when receiving or giving items to others and to avoid sitting on seats reserved for the elderly or pregnant women.

How many days are recommended for a trip to Seoul?

For a basic trip focusing on the highlights of Seoul, 3 to 4 days are usually sufficient. A first-time visitor looking for a deeper exploration of neighborhoods, culture, and potential day trips would ideally need 5 to 7 days. If you wish to explore more niche attractions or plan additional day trips, 7 to 10 days is recommended.

What are some must-see attractions in Seoul for independent travelers?

For independent travelers in Seoul, a must-see list includes the grand palaces like Gyeongbokgung and Changdeokgung, the traditional Bukchon Hanok Village, and the bustling Myeongdong shopping district. Don't miss the vibrant street art and unique shops in Hongdae, and experience the panoramic city views from Namsan Seoul Tower. Exploring the modern charm of Gangnam is also a popular choice.