Beirut weather in September
September in Beirut: sweltering, dry — a great time to visit.
#10 of 12 months in Beirut · #372 of 604 destinations to visit in September · comfort 75/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Beirut climate normals — September
| Daytime high | 31°C / 88°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 22°C / 71°F | |
| Feels like (high) | 34°C / 93°F | |
| Rainfall | 4 mm / 0.1 in | ☀️ dry |
| Rainy days | 1 days | |
| Humidity | 67% | 💧 humid |
| Dew point | 19°C / 66°F | |
| Sunshine | 11.2 h/day | |
| Daylight | 12.4 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 61 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Beirut in September — FAQ
- Is September a good time to visit Beirut?
- September in Beirut: sweltering, dry — a great time to visit. It ranks #10 of 12 months for Beirut on SeasonMap's comfort score (75/100).
- What is the weather like in Beirut in September?
- In September, Beirut averages a daily high of 30.9°C and a low of 21.9°C, with about 3.6 mm of rain over roughly 1.2 rainy days.
- What is the air quality in Beirut in September?
- Beirut has a mean US Air Quality Index of about 61 in September.