Verdict: Fair month
Panama City Weather in September
September runs warm in Panama City, with daily highs around 29°C (84°F) and nights near 24°C (75°F). It's also the wet side of the calendar: rain falls on about 30 days, so build flexibility into plans. September is workable in Panama City if your dates are fixed — just plan around the conditions.
Average high
29°C / 84°F
Average low
24°C / 75°F
Rain days
~30
Precipitation
318 mm
What to pack for Panama City 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 30 days
- Quick-dry shoes — downpours are short but heavy
- Comfortable walking shoes — every guide on this site assumes you'll use them
September against the rest of the year
Warmest in Panama City: Feb (32°C / 90°F) · Coolest: Nov (28°C / 82°F) · Wettest: Jul (~30 rain days)
31°
24°
Jan
32°
24°
Feb
32°
24°
Mar
31°
24°
Apr
30°
25°
May
29°
24°
Jun
29°
24°
Jul
29°
24°
Aug
29°
24°
Sep
29°
24°
Oct
28°
24°
Nov
30°
24°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)