Last 7 days
Today
21° / 11° High / Low (°C)
96% Humidity
100% Rain probability
Rain Condition
~10h Rain duration
What this means
In Busan on 21 Oct 2026, rain is expected: 100% chance, up to 12.2 mm forecast (source: Open-Meteo).
Moderate rain is expected today for around 10 hours — 100% probability, up to 12.2mm forecast. An umbrella is the right call.
Rain season
Busan has a humid subtropical climate; the East Asian monsoon (Changma) delivers heavy rain in June–August, with occasional typhoon influence in late summer.
Elsewhere in South Korea