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Busan Weather and climate
Data source：Meteostat
Update date：2025-09
Busan year round climate
- Spring (March–May): Average 51–65°F, mild climate but with relatively high rainfall, especially in April. Common activities: picnicking, flower viewing, seaside walks. Suggested clothing: light jacket, comfortable long pants or skirt, and an umbrella.
- Summer (June–August): Average 71–82°F, hot and humid with abundant rainfall. Common activities: swimming, water sports, trying Busan’s local cuisine. Suggested clothing: light and breathable clothing, sun hat, and sunscreen.
- Autumn (September–November): Average 55–76°F, comfortable and pleasant climate, with the most rainfall in September. Common activities: hiking, outings, enjoying autumn scenery. Suggested clothing: comfortable long-sleeved clothing; a jacket is recommended due to the large temperature difference between morning and evening.
- Winter (December–February): Average 39–42°F, cold and dry with less rainfall. Common activities: indoor activities, onsen (hot springs), enjoying hot drinks. Suggested clothing: warm coat, scarf, gloves, and hat.
Busan climatological average
Annual average temperature: approx. 60.8°F / Annual rainfall: approx. 1710 mm / Summer humidity: 70%–80% / Rainiest month: September
Busan monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
39.6°F
33.1
February
42.6°F
59.1
March
51.1°F
90.3
April
59°F
144
May
65.1°F
122.9
June
72°F
213.8
July
78.4°F
286.6
August
82°F
231.6
September
76.5°F
338.6
October
65.3°F
80.1
November
55.8°F
64.7
December
41.2°F
46.1
Busan weather for the next seven days
10/13
Monday
Patchy rain nearby
74.8°F/67.8°F
10/14
Tuesday
Moderate rain
67.9°F/66.5°F
10/15
Wednesday
Patchy rain nearby
73.2°F/66.7°F
10/16
Thursday
Heavy rain
71.2°F/65.7°F
10/17
Friday
Partly Cloudy
72.6°F/66.7°F
10/18
Saturday
Moderate rain
77.2°F/69.4°F
10/19
Sunday
Patchy rain nearby
71°F/64.7°F
