Weather in Cheongju-si in September
Cheongju-si, South Korea averages a high of 25.5°C (77.9°F) and low of 17.1°C (62.8°F) in September, with 9 rain days and 8.5 hours of daily sunshine. Travel score: 81.1/100 (Excellent). The best time to visit Cheongju-si is May.
High
26°C78°F
Low
17°C63°F
🌧️
9
rain days
☀️
8.5
hrs/day sunshine
💧
76%
humidity
81— Excellent
September in Cheongju-si is warm and occasionally wet — excellent conditions for exploring.
What are the average temperatures in Cheongju-si?
How much does it rain in Cheongju-si in September?
Cheongju-si receives an average of 140.3mm of rainfall across 9 rainy days in September. The annual total is 1141.4mm.
What should I pack for Cheongju-si in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 26°C
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (9 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to South Korea in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31