Seoul weather in July

July in Seoul: hot, soaked, with very humid — a fair time to visit.

#9 of 12 months in Seoul · #508 of 604 destinations to visit in July · comfort 57/100 (tier D)

Updated June 2026 · climate normals from ERA5 reanalysis

Seoul climate normals — July

Daytime high29°C / 84°F🥵 hot
Nighttime low22°C / 72°F
Feels like (high)33°C / 91°F
Rainfall234 mm / 9.2 in⛈ soaked
Rainy days16 days
Humidity86%💦 very humid
Dew point23°C / 73°F
Sunshine8.4 h/day
Daylight14.5 h
Wind13 km/h / 8 mph
Air quality (US AQI)84🙂 moderate

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Where is Seoul?

Loading map…

Seoul in July — FAQ

Is July a good time to visit Seoul?
July in Seoul: hot, soaked, with very humid — a fair time to visit. It ranks #9 of 12 months for Seoul on SeasonMap's comfort score (57/100).
What is the weather like in Seoul in July?
In July, Seoul averages a daily high of 29°C and a low of 22.2°C, with about 234.3 mm of rain over roughly 16.2 rainy days.
What is the air quality in Seoul in July?
Seoul has a mean US Air Quality Index of about 84 in July.

Other months in Seoul

Compare Seoul in July

Warmer or cooler than Seoul in July

Similar destinations in East AsiaJuly