☀️ SunnyWhen

Best Time to Visit Busan

South Korea · 30-year monthly climate averages

☀️ When to go

Based on 30 years of climate data, the most comfortable months to visit Busan are May, October and November, when daytime temperatures are agreeable and rainfall is relatively low.

Climate profile

Busan sees its warmest weather in August, when daytime highs average around 30°C, and its coolest in January (around 8°C).

Annual precipitation totals roughly 1577mm — July is typically the wettest month (~327mm) and December the driest (~34mm).

A distinctly wetter period runs from April to September — worth planning around if you prefer dry days.

May is the sunniest month, with about 229 hours of sunshine.

Year at a glance

JanFebMarAprMayJunJulAugSepOctNovDec0°15°30°

🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall

🔥 Recent heat vs normal

Daily forecast highs vs the 30-year normal — last 36 days

21/ 36
days ≥2°C above normal
36°C
highest recorded · August 1
+2.4°C
avg anomaly · vs 30-year normal
2026-07-12: +0.8°C2026-07-13: +0.7°C2026-07-14: +1.4°C2026-07-15: +2.0°C2026-07-16: +2.6°C2026-07-17: +1.0°C2026-07-18: +0.7°C2026-07-19: +0.9°C2026-07-20: +0.5°C2026-07-21: +2.0°C2026-07-22: +2.3°C2026-07-23: +2.0°C2026-07-24: +3.3°C2026-07-25: +4.6°C2026-07-26: +3.8°C2026-07-27: +4.6°C2026-07-28: +5.7°C2026-07-29: +6.9°C2026-07-30: +5.9°C2026-07-31: +7.2°C2026-08-01: +6.6°C2026-08-02: +3.1°C2026-08-03: +3.9°C2026-08-04: +2.9°C2026-08-05: +3.0°C2026-08-06: +4.6°C2026-08-07: +4.3°C2026-08-08: +3.5°C2026-08-09: -0.4°C2026-08-10: -1.3°C2026-08-11: +0.4°C2026-08-12: +0.4°C2026-08-13: -0.7°C2026-08-14: +0.4°C2026-08-15: -0.3°C2026-08-16: -2.9°C

Each bar is one day: orange above normal, blue below.

Month by month

MonthHigh / LowRainfallTravel rating
January8° / 0°C35mm🤔 Fair
February10° / 2°C50mm🤔 Fair
March14° / 5°C90mm🤔 Fair
April18° / 10°C141mm👍 Good
May22° / 15°C156mm👍 Good
June25° / 18°C188mm👍 Good
July28° / 22°C327mm🤔 Fair
August30° / 24°C267mm🤔 Fair
September26° / 20°C161mm👍 Good
October23° / 15°C80mm🌟 Great
November17° / 8°C50mm👍 Good
December10° / 2°C34mm🤔 Fair

FAQ

What is the best time to visit Busan?
Based on 30 years of climate data, the most comfortable months to visit Busan are May, October and November, when daytime temperatures are agreeable and rainfall is relatively low.
What is the hottest month in Busan?
August is typically the hottest month in Busan, with average daytime highs around 30°C.
What is the rainiest month in Busan?
July is usually the wettest month, with around 327mm of precipitation.