When to go
The Best Time to Visit Busan
Month-by-month climate data for Busan, South Korea — daily highs and lows, rain days, and an honest verdict for every month of the year.
April–June, September–November. Mild beach weather without summer crowds and typhoon risk; cherry blossoms peak in early April.
Warmest in Busan: Aug (30°C / 86°F) · Coolest: Jan (7°C / 45°F) · Wettest: Jul (~20 rain days)
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)
Busan climate, month by month
January
7° / -3°C
~5 rain days
Fair
February
9° / 0°C
~7 rain days
Fair
March
14° / 4°C
~8 rain days
Good
April
18° / 8°C
~7 rain days
Excellent
May
22° / 13°C
~9 rain days
Excellent
June
26° / 18°C
~12 rain days
Excellent
July
28° / 23°C
~20 rain days
Good
August
30° / 24°C
~20 rain days
Fair
September
26° / 20°C
~13 rain days
Excellent
October
21° / 12°C
~6 rain days
Excellent
November
15° / 5°C
~4 rain days
Excellent
December
7° / -2°C
~2 rain days
Fair
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