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Gangnam Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-10

Gangnam year round climate

  • Spring (March–May): Average 6–18°C, mild and pleasant climate, ample sunshine, low rainfall. Cherry blossoms may bloom in April. Common activities: cherry blossom viewing, outdoor walks, relaxing at cafes. Recommended attire: light jacket, long-sleeved shirt, sweater, light clothing.
  • Summer (June–August): Average 24–28°C, warm and hot climate, strong sunshine, relatively low rainfall (though July is the rainiest month). Common activities: visiting indoor attractions, museums, shopping at department stores, evening strolls. Recommended attire: T-shirt, shorts, light skirts, sun protection.
  • Autumn (September–November): Average 9–24°C, cool and comfortable climate, clear weather, low rainfall, best season for enjoying autumn foliage. Common activities: hiking, autumn foliage viewing, cultural experience activities. Recommended attire: light sweater, jacket, long-sleeved shirt, scarf.
  • Winter (December–February): Average -1–3°C, cold and dry climate, occasional snowfall, clear weather. Common activities: indoor sightseeing, ice skating, hot springs, experiencing winter festivals. Recommended attire: thick jacket, wool hat, gloves, scarf, warm clothing.

Gangnam climatological average

Annual average temperature: approx. 14.0°C / Annual rainfall: approx. 54 mm / Summer humidity: 70-80% / Rainiest month: July

Gangnam monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
-1.4°C
0.6
February
2.9°C
2.3
March
5.9°C
1.7
April
15.3°C
1.5
May
17.7°C
4.6
June
23.8°C
4
July
25.4°C
20.2
August
28°C
7
September
24.4°C
8
October
16.4°C
2.6
November
9.2°C
1.6
December
0.3°C
0.1

Gangnam weather for the next seven days

3/22
Sunday
Overcast
15.3°C/6.1°C
3/23
Monday
Sunny
17°C/5.5°C
3/24
Tuesday
Partly Cloudy
15.6°C/6.7°C
3/25
Wednesday
Sunny
16.9°C/8.4°C
3/26
Thursday
Sunny
19°C/7.9°C
3/27
Friday
Partly Cloudy
18.2°C/9.3°C
3/28
Saturday
Sunny
17.8°C/7.9°C