Baku weather in September
September in Baku: warm, dry — an excellent time to visit.
#5 of 12 months in Baku · #212 of 604 destinations to visit in September · comfort 84/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Baku climate normals — September
| Daytime high | 25°C / 77°F | 🌤 warm |
|---|---|---|
| Nighttime low | 21°C / 69°F | |
| Feels like (high) | 25°C / 77°F | |
| Rainfall | 14 mm / 0.5 in | ☀️ dry |
| Rainy days | 2 days | |
| Humidity | 72% | 💧 humid |
| Dew point | 18°C / 64°F | |
| Sunshine | 10.2 h/day | |
| Daylight | 12.5 h | |
| Wind | 31 km/h / 19 mph | |
| Air quality (US AQI) | 62 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Baku in September — FAQ
- Is September a good time to visit Baku?
- September in Baku: warm, dry — an excellent time to visit. It ranks #5 of 12 months for Baku on SeasonMap's comfort score (84/100).
- What is the weather like in Baku in September?
- In September, Baku averages a daily high of 25.1°C and a low of 20.5°C, with about 13.7 mm of rain over roughly 2.4 rainy days.
- What is the air quality in Baku in September?
- Baku has a mean US Air Quality Index of about 62 in September.