Panama City weather in September
September in Panama City: sweltering, soaked, with clean air — a fair time to visit.
#9 of 12 months in Panama City · #558 of 604 destinations to visit in September · comfort 53/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Panama City climate normals — September
| Daytime high | 29°C / 84°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 25°C / 76°F | |
| Feels like (high) | 36°C / 97°F | |
| Rainfall | 266 mm / 10.5 in | ⛈ soaked |
| Rainy days | 30 days | |
| Humidity | 89% | 💦 very humid |
| Dew point | 24°C / 76°F | |
| Sunshine | 8.3 h/day | |
| Daylight | 12.2 h | |
| Wind | 12 km/h / 7 mph | |
| Air quality (US AQI) | 31 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Panama City in September — FAQ
- Is September a good time to visit Panama City?
- September in Panama City: sweltering, soaked, with clean air — a fair time to visit. It ranks #9 of 12 months for Panama City on SeasonMap's comfort score (53/100).
- What is the weather like in Panama City in September?
- In September, Panama City averages a daily high of 28.9°C and a low of 24.5°C, with about 265.8 mm of rain over roughly 29.8 rainy days.
- What is the air quality in Panama City in September?
- Panama City has a mean US Air Quality Index of about 31 in September.