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 May
Late springIn Busan, May averages about 22°C (72°F) during the day and 13°C (56°F) at night, so afternoons generally feel mild while evenings are cool. Some wet days are normal, with about 9 days reaching at least 1 mm of precipitation and roughly 121 mm for the month.
Avg high71.9°F 22.2°CAvg low55.7°F 13.2°CRainy days~8.8 daysMonthly rain121.4 mm
🧳 Packing guide
What to wear in Busan in May
A practical May packing list for Busan starts here: long sleeves or a T-shirt with a light jacket make a practical combination. A compact umbrella is worth carrying for passing showers or wetter days.
Travel takeaway: For many travelers, these temperatures are comfortable for city sightseeing when you pack one flexible layer.
🗓️ 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 May · 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
⭐ May 2025 · latest complete year☔ 9 days · 157.6 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
20.5°C/12.6°C
🌧️ 19 mm
2
20.2°C/8.8°C
No rain
3
15.3°C/10.1°C
🌧️ 12 mm
4
21°C/7.3°C
No rain
5
18.3°C/8.2°C
🌧️ 5.5 mm
6
16.5°C/9.9°C
🌧️ 7.2 mm
7
19.3°C/7.1°C
No rain
8
20.3°C/9.4°C
No rain
9
16.5°C/12.5°C
🌧️ 33.7 mm
10
19°C/12.4°C
No rain
11
18.1°C/11.2°C
No rain
12
22.4°C/9.9°C
No rain
13
22°C/10.3°C
No rain
14
21.9°C/11.8°C
No rain
15
21.3°C/16.1°C
🌧️ 1.8 mm
16
21.2°C/16.8°C
🌧️ 57.4 mm
17
25.4°C/15.7°C
🌧️ 7.2 mm
18
22.1°C/14.4°C
No rain
19
21.5°C/12°C
No rain
20
25°C/18.2°C
No rain
21
25.8°C/19.9°C
No rain
22
21°C/14.8°C
No rain
23
19.4°C/13.4°C
No rain
24
15.7°C/12.7°C
🌧️ 11.5 mm
25
20.3°C/12°C
No rain
26
22.1°C/11.3°C
No rain
27
23.6°C/11.1°C
No rain
28
25°C/12.5°C
No rain
29
25°C/13.5°C
No rain
30
24.5°C/12.6°C
No rain
31
28°C/11.6°C
No rain
May 2024☔ 10 days · 113.7 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
14.3°C/10.3°C
No rain
2
19.5°C/8.2°C
No rain
3
21.1°C/7.5°C
No rain
4
22.7°C/9.2°C
No rain
5
19.3°C/17.2°C
🌧️ 36.6 mm
6
20.5°C/15.1°C
🌧️ 27.5 mm
7
18.7°C/11.9°C
🌧️ 6.2 mm
8
16.4°C/9.2°C
🌧️ 1.9 mm
9
19.5°C/6.4°C
No rain
10
23.6°C/10.2°C
No rain
11
20.8°C/13.8°C
🌧️ 1.2 mm
12
23.5°C/15.7°C
🌧️ 14.5 mm
13
22.1°C/11°C
No rain
14
24.6°C/10.3°C
No rain
15
22.9°C/11.8°C
🌧️ 4 mm
16
20.6°C/8.2°C
🌧️ 1.8 mm
17
23°C/9.4°C
No rain
18
24.4°C/11.3°C
No rain
19
28.9°C/12°C
No rain
20
29.5°C/13.1°C
No rain
21
21.8°C/13.8°C
No rain
22
24.2°C/11.7°C
No rain
23
27.7°C/14.4°C
No rain
24
24.9°C/15.9°C
No rain
25
21.4°C/15.1°C
No rain
26
23.5°C/13.4°C
🌧️ 8.6 mm
27
26.5°C/18.8°C
🌧️ 10.7 mm
28
23.7°C/14.5°C
No rain
29
24.5°C/10.9°C
No rain
30
24.6°C/15.7°C
No rain
31
26.7°C/16.6°C
No rain
May 2023☔ 13 days · 259.7 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
21.4°C/9.1°C
No rain
2
20.9°C/8.6°C
No rain
3
19.5°C/11.3°C
No rain
4
20.4°C/13.6°C
🌧️ 6.6 mm
5
20°C/16.1°C
🌧️ 57 mm
6
18.8°C/11.5°C
🌧️ 47.3 mm
7
13.4°C/10.1°C
🌧️ 10.6 mm
8
18.1°C/6.9°C
No rain
9
23.1°C/7.1°C
No rain
10
23.7°C/10.2°C
No rain
11
20.3°C/11.9°C
No rain
12
20.9°C/10.7°C
No rain
13
16.4°C/13°C
🌧️ 15.8 mm
14
21.3°C/10.1°C
No rain
15
23.6°C/12°C
No rain
16
25.1°C/13.4°C
No rain
17
24.7°C/13.2°C
No rain
18
20.5°C/15.6°C
🌧️ 21.4 mm
19
21.8°C/15.3°C
🌧️ 8.1 mm
20
22.5°C/12.7°C
No rain
21
25.8°C/13.9°C
No rain
22
21.9°C/14.4°C
🌧️ 3.7 mm
23
22.3°C/10.7°C
No rain
24
21.6°C/11.6°C
No rain
25
22°C/13.2°C
No rain
26
22.3°C/15.3°C
🌧️ 1.2 mm
27
24.4°C/16.6°C
🌧️ 1.6 mm
28
21.2°C/18.2°C
🌧️ 7.1 mm
29
22.8°C/18.7°C
🌧️ 60.9 mm
30
21.3°C/17°C
🌧️ 17.3 mm
31
22.3°C/15.6°C
No rain
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.