Weather in Seongnam-si in August

Seongnam-si, South Korea averages a high of 28.7°C (83.7°F) and low of 22.1°C (71.8°F) in August, with 16 rain days and 8.3 hours of daily sunshine. Travel score: 69.9/100 (Good). The best time to visit Seongnam-si is June.

High
29°C84°F
Low
22°C72°F
🌧️
16
rain days
☀️
8.3
hrs/day sunshine
💧
83%
humidity
70Good

August in Seongnam-si is hot and rainy — pack an umbrella and enjoy indoor attractions too.

What are the average temperatures in Seongnam-si?

JanFebMarAprMayJunJulAug29°22°SepOctNovDec

How much does it rain in Seongnam-si in August?

Seongnam-si receives an average of 280.1mm of rainfall across 16 rainy days in August. The annual total is 1272.8mm.

JanFebMarAprMayJunJulAug16dSepOctNovDec

What should I pack for Seongnam-si in August?

Essentials

👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 29°C
🧥
Waterproof jacket
Frequent rain expected (16 rainy days)
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
8 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun

Traveling to South Korea in August?

Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.

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What is the weather like in other months in Seongnam-si?

Data based on 1994–2024 averages · Last updated: 2024-12-31