Verdict: Good month
Busan Weather in July
July runs warm in Busan, with daily highs around 28°C (82°F) and nights near 23°C (73°F). It's also the wet side of the calendar: rain falls on about 20 days, so build flexibility into plans. Overall, July is a solid month to visit Busan.
Average high
28°C / 82°F
Average low
23°C / 73°F
Rain days
~20
Precipitation
335 mm
What to pack for Busan in July
- Summer clothes, plus one light layer for air-con and evenings
- High-SPF sunscreen, sunglasses, and a refillable water bottle
- Rain gear is non-negotiable — expect rain on roughly 20 days
- Quick-dry shoes — downpours are short but heavy
- Comfortable walking shoes — every guide on this site assumes you'll use them
July against the rest of the year
Warmest in Busan: Aug (30°C / 86°F) · Coolest: Jan (7°C / 45°F) · Wettest: Jul (~20 rain days)
7°
-3°
Jan
9°
0°
Feb
14°
4°
Mar
18°
8°
Apr
22°
13°
May
26°
18°
Jun
28°
23°
Jul
30°
24°
Aug
26°
20°
Sep
21°
12°
Oct
15°
5°
Nov
7°
-2°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)