Korea by month / June
Korea in June
Last checked: October 2026
Hot and getting humid, with the rainy season (jangma) usually starting in the second half of the month.
- Season
- Summer
- Seoul high / low
- 28°C / 19°C
- Rain in Seoul
- 130 mm
- Don't miss
- Hydrangeas on Jeju
Weather
| City | Average high | Average low | Rain |
|---|---|---|---|
| Seoul | 27.6°C (82°F) | 18.7°C (66°F) | 130 mm |
| Busan | 24.6°C (76°F) | 18.3°C (65°F) | 188 mm |
| Jeju | 24.9°C (77°F) | 19.1°C (66°F) | 171 mm |
Averages for 1991–2020 from the Korea Meteorological Administration. Check the forecast before you pack.
What to wear
Light, breathable clothes and a compact umbrella.
What's on in June
- Hydrangeas on Jeju (June–July)
- Haeundae and Songjeong beaches open (June 26 in 2026)
- BTS's debut anniversary on June 13 brings fan events
Good to know
- Book Blueline Park's Sky Capsule early for summer weekends.
Sources
- Korea Meteorological Administration – climatological normals 1991–2020
- Events and seasonal sights: see the sources on each linked guide.
Plan the rest
- Before you go: the checklist
- Seoul, Busan, and Jeju guides