Freetown weather in September
September in Freetown: hot, soaked, with clean air — a fair time to visit.
#11 of 12 months in Freetown · #556 of 604 destinations to visit in September · comfort 53/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Freetown climate normals — September
| Daytime high | 27°C / 80°F | 🥵 hot |
|---|---|---|
| Nighttime low | 24°C / 76°F | |
| Feels like (high) | 32°C / 90°F | |
| Rainfall | 566 mm / 22.3 in | ⛈ soaked |
| Rainy days | 29 days | |
| Humidity | 86% | 💦 very humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 7.5 h/day | |
| Daylight | 12.2 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 27 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Freetown in September — FAQ
- Is September a good time to visit Freetown?
- September in Freetown: hot, soaked, with clean air — a fair time to visit. It ranks #11 of 12 months for Freetown on SeasonMap's comfort score (53/100).
- What is the weather like in Freetown in September?
- In September, Freetown averages a daily high of 26.8°C and a low of 24.4°C, with about 565.8 mm of rain over roughly 28.6 rainy days.
- What is the air quality in Freetown in September?
- Freetown has a mean US Air Quality Index of about 27 in September.