Seoul Weather in July
July in Seoul brings high temperatures around 30°C (86°F) during the day, dropping to 22°C (72°F) at night, with the most rainfall of the year.
Rainfall in Seoul in July
Expect the heaviest rain of the year this month, often arriving in intense bursts. A poncho is essential for keeping dry. You can expect rain on roughly 16 days based on historical data, averaging 316 mm (12 in) for the month. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Seoul in July
In July, Seoul sees high temperatures, with highs of 30°C (86°F). Nights drop to around 22°C (72°F). Overall, the month follows a fairly predictable daily temperature pattern. At 22°C (72°F) overnight, nights are warm enough to sit outside comfortably in light clothing.
Sunshine in Seoul in July
You can expect a moderate amount of sunlight, with approximately 124 hours. This means a pleasant mix of sun and overcast.
Wind Speed in Seoul in July
Wind speeds average 2 m/s (4 knots) during July. At this speed, expect light breezes that you can feel on your face and cause leaves to rustle gently. Since this is an average, some days are calmer with barely any wind while others have more noticeable gentle breezes.If you prefer dry days with pleasant temperatures, July may not be the ideal month to visit Seoul. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Seoul's climate page.
Seoul Temperature in July
Min Temperature
22°C (72°F)
Max Temperature
30°C (86°F)
Chance of Rain
53%
Precipitation
316 mm (12 in)
Rainy days
16 days
Humidity
77%
Windspeed
2 m/s (4 knots)
Sunshine
124 hours
Percentage Sunshine
27%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Seoul typically stay consistent throughout July, with daily highs averaging around 30°C (86°F). Nights are warm, with lows typically ranging from 20°C (68°F) to 24°C (75°F).
Average temperatures in July
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather for Seoul in July
Browse day-by-day weather records for Seoul spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Seoul historical weather extremes in July
Based on 49 years of weather observations in Seoul between 1976 and 2025, these are the recorded extremes.
- On July 24, 1994, temperatures climbed to 38°C (100°F), marking the warmest July day on record.
- The lowest daytime temperature in July was 16°C (61°F), recorded on July 3, 1976.
- Nighttime temperatures dropped to 13°C (55°F) on July 3, 1976, marking the coldest July night on record.
Best Places in South Korea in July
Find out more about the weather in South Korea and which places have the best travel conditions in this month. See all of South Korea in July →
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What to Wear in Seoul in July
Warm weather calls for comfortable, breathable clothing in July. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Seoul in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Seoul's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Seoul climate overview or explore weather in South Korea.
