Verdict: Good month
Medellín Weather in September
September runs warm in Medellín, with daily highs around 27°C (81°F) and nights near 16°C (61°F). It's also the wet side of the calendar: rain falls on about 22 days, so build flexibility into plans. Overall, September is a solid month to visit Medellín.
Average high
27°C / 81°F
Average low
16°C / 61°F
Rain days
~22
Precipitation
187 mm
What to pack for Medellín in September
- 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 22 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
September against the rest of the year
Warmest in Medellín: Sep (27°C / 81°F) · Coolest: Jun (25°C / 77°F) · Wettest: Oct (~28 rain days)
26°
16°
Jan
26°
16°
Feb
26°
16°
Mar
26°
17°
Apr
26°
17°
May
25°
16°
Jun
26°
16°
Jul
26°
16°
Aug
27°
16°
Sep
25°
16°
Oct
25°
16°
Nov
26°
16°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)