Busan weather in September
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Busan September weather at a glance
In September, Busan averages 24.6°C, with typical highs of 28.2°C and lows of 21.6°C. The historical average is 12 wet days and 81% humidity.
Busan September temperature & humidity
Busan September rain & wet days
Pack a compact umbrella. Keep an indoor stop available between outdoor activities.
What to wear in Busan in September
Choose breathable summer clothes and pack sun protection. Showers are possible, so a compact umbrella is useful. High humidity makes quick-dry clothing and a spare top especially useful.
- DaytimeBreathable short sleeves, hat and sunscreen · average high 28.2°C
- Morning & eveningLight layer for air-conditioned rooms · average low 21.6°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Busan September sunrise & sunset times
2026 September · Local time (Asia/Seoul)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-09-01 | 05:56 | 18:51 | 12h 55m |
| 2026-09-15 | 06:06 | 18:31 | 12h 25m |
| 2026-09-30 | 06:17 | 18:10 | 11h 52m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
Busan travel updates
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Best months to visit Busan
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
September weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Busan weather like in September?
In September, Busan averages 24.6°C, with typical highs of 28.2°C and lows of 21.6°C. The historical average is 12 wet days and 81% humidity. Our weather-comfort rating for this month is fair.
Does it rain a lot in Busan in September?
There are about 12 wet days in September. A compact umbrella is still useful.
What should I wear in Busan in September?
Choose breathable summer clothes and pack sun protection. Showers are possible, so a compact umbrella is useful. High humidity makes quick-dry clothing and a spare top especially useful.
What are the best months to visit Busan?
Recent weather data rates April, May, June, October among the more comfortable months.
Where can I check Busan weather in September in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
What time are sunrise and sunset in Busan in September?
On 2026-09-15, calculated sunrise is 06:06 and sunset is 18:31 in local time (Asia/Seoul). Times vary by date and terrain.
Busan weather by month
More South Korea destinations in September
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations