Travel Weather Fairy🎊 Featured event
Busan International Film Festival (BIFF)
📅 Each autumn
Accommodation and transport demand can rise around Haeundae, Centum City and the Busan Cinema Center during the festival.
Check official source →🇰🇷 South Korea · Busan
Busan Weather in September
Late summer · Typhoon riskIn Busan, September averages about 26°C (78°F) during the day and 20°C (67°F) at night, so afternoons generally feel warm while evenings are mild. Rain is a major part of trip planning, with about 13 days reaching at least 1 mm of precipitation and roughly 254 mm for the month.
Avg high78.3°F 25.7°CAvg low67.2°F 19.5°CRainy days~13.2 daysMonthly rain254.2 mm
🧳 Packing guide
What to wear in Busan in September
A practical September packing list for Busan starts here: light daytime clothing is usually comfortable, with one light layer for strong air-conditioning or late evenings. A compact rain shell is useful, and the latest typhoon and transport updates matter more than long-range averages close to departure.
Travel takeaway: This can still be a rewarding time to visit, but keep outdoor plans flexible and recheck the short-range forecast before travel.
🗓️ Travel timing at a glance
Busan: 12-month travel weather
Busan has four seasons and milder winters than Seoul, though coastal wind can feel cold. Summer monsoon rain and late-summer typhoons can affect beach plans.
JanWinterFebWinterMarEarly springAprSpringMayLate springJunRainy season beginsJulRainy season · HeatAugMidsummer · Typhoon riskSepLate summer · Typhoon riskOctAutumnNovLate autumnDecWinter
Monthly labels summarize typical climate patterns for trip planning. Always check the latest forecast and tropical-storm alerts before departure.
🎉 Trip planning check
Busan 2026 events & busy periods
Check major events, holidays and periods that may affect crowds, transport or opening hours.
⚠️ Busy / closure period
Summer beach and typhoon season
📅 July–September
Peak beach crowds can overlap with typhoon risk, so check beach operations, transport conditions and accommodation policies.
Check official source →Event dates, holiday schedules and opening hours can change. Recheck the linked official tourism or government source before departure.
Busan in September · recent 3 years
Compare the most recent complete year with the two years before it. Daily high / low temperatures are shown in °F.
CalendarNo measurable rain🌧️ Rain⛈️ Thunderstorm❄️ SnowHigh / Low · °F
⭐ September 2025 · latest complete year☔ 13 days · 114 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
28.1°C/24°C
🌧️ 14.8 mm
2
29.6°C/22.7°C
🌧️ 14.4 mm
3
30.4°C/22.2°C
No rain
4
31.1°C/24°C
No rain
5
31.8°C/23.5°C
No rain
6
30.9°C/22.6°C
🌧️ 1.6 mm
7
32.5°C/25.7°C
🌧️ 4.5 mm
8
31.2°C/23.5°C
No rain
9
26.9°C/20°C
🌧️ 15 mm
10
27.6°C/20.1°C
🌧️ 21.3 mm
11
27.2°C/21°C
No rain
12
27°C/22.8°C
No rain
13
28.2°C/21.9°C
🌧️ 6.1 mm
14
27.7°C/21°C
No rain
15
30.2°C/22.9°C
🌧️ 5 mm
16
30.3°C/22.8°C
🌧️ 1 mm
17
30.8°C/24.1°C
No rain
18
24.8°C/20.9°C
No rain
19
24.8°C/20.3°C
No rain
20
27.6°C/20.3°C
🌧️ 8 mm
21
25.1°C/17.9°C
No rain
22
24.4°C/18.8°C
No rain
23
24.7°C/18.6°C
No rain
24
28.2°C/20.9°C
🌧️ 1.8 mm
25
24.9°C/21.7°C
🌧️ 12.6 mm
26
27.7°C/20.3°C
No rain
27
26.6°C/19.8°C
No rain
28
25.4°C/19.3°C
🌧️ 2.1 mm
29
25.8°C/18.6°C
No rain
30
23°C/16.2°C
No rain
September 2024☔ 11 days · 242.8 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
30.2°C/21.6°C
No rain
2
29.1°C/23°C
🌧️ 1.8 mm
3
26.5°C/22.3°C
No rain
4
28°C/21.1°C
No rain
5
30.3°C/18.4°C
No rain
6
29.4°C/22.9°C
🌧️ 2.6 mm
7
29.3°C/22.2°C
🌧️ 2.4 mm
8
29.9°C/23.3°C
🌧️ 3.9 mm
9
30.5°C/23.8°C
No rain
10
31.9°C/23.9°C
No rain
11
28.5°C/24.8°C
🌧️ 26.8 mm
12
30.1°C/23.3°C
No rain
13
30.8°C/24.1°C
No rain
14
31.6°C/23.8°C
No rain
15
29.2°C/24.7°C
🌧️ 1 mm
16
30.7°C/25°C
🌧️ 1.5 mm
17
32°C/23.8°C
🌧️ 1.9 mm
18
32.3°C/25.6°C
No rain
19
32°C/23.9°C
No rain
20
29.8°C/25.2°C
🌧️ 25.2 mm
21
25.1°C/21.1°C
🌧️ 170.7 mm
22
24.5°C/20°C
No rain
23
23.3°C/17.6°C
No rain
24
24.8°C/17.1°C
No rain
25
26.1°C/19.4°C
No rain
26
27.7°C/18.8°C
No rain
27
27.2°C/19.6°C
🌧️ 1.8 mm
28
26.3°C/20.1°C
No rain
29
25°C/19.2°C
No rain
30
26°C/17.8°C
No rain
September 2023☔ 15 days · 213.2 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
26.6°C/22.5°C
🌧️ 83.4 mm
2
28.3°C/22.3°C
🌧️ 29.6 mm
3
29.3°C/22.1°C
🌧️ 1.4 mm
4
29.2°C/22.7°C
No rain
5
29°C/22.1°C
No rain
6
28.3°C/22.1°C
No rain
7
28.4°C/20.5°C
No rain
8
26.9°C/20°C
No rain
9
27.2°C/16.8°C
No rain
10
27.8°C/18.3°C
No rain
11
27.9°C/20°C
🌧️ 3 mm
12
28.2°C/21°C
No rain
13
26.7°C/21.1°C
🌧️ 2.9 mm
14
25.2°C/21.7°C
🌧️ 7.3 mm
15
27.5°C/21.7°C
🌧️ 7.4 mm
16
25.9°C/21.8°C
🌧️ 10 mm
17
26.1°C/22.7°C
🌧️ 14.9 mm
18
28.1°C/20.7°C
🌧️ 1.6 mm
19
29.1°C/20.6°C
No rain
20
25.4°C/19.3°C
🌧️ 22.9 mm
21
24.7°C/18.6°C
🌧️ 13.6 mm
22
24.2°C/18.3°C
No rain
23
24.8°C/15.3°C
No rain
24
24.5°C/18.9°C
No rain
25
25.4°C/19.4°C
No rain
26
24.8°C/19.6°C
🌧️ 4.3 mm
27
26.7°C/19.9°C
No rain
28
27.7°C/19.6°C
No rain
29
27.2°C/16.3°C
🌧️ 1.1 mm
30
21.5°C/16.4°C
🌧️ 5.1 mm
Historical calendars use Open-Meteo reanalysis data. A rainy day is counted when daily precipitation is at least 1 mm. Conditions at a specific hotel, beach or station can differ.
✈️ Traveling soon?
Current Busan weather and 7-day forecast
When departure is close, the latest forecast matters more than long-term averages.
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Forecast data: MET Norway · CC BY 4.0 · cached by Travel Weather Fairy
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Busan weather in other months
Switch months to compare the seasonal pattern.