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 high | 29°C / 84°F | 🥵 hot |
|---|---|---|
| Nighttime low | 22°C / 72°F | |
| Feels like (high) | 33°C / 91°F | |
| Rainfall | 234 mm / 9.2 in | ⛈ soaked |
| Rainy days | 16 days | |
| Humidity | 86% | 💦 very humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 8.4 h/day | |
| Daylight | 14.5 h | |
| Wind | 13 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.
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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.