Bansko weather in September
September in Bansko: nice, a little rain, with clean air — not the best time to visit.
#9 of 12 months in Bansko · #893 of 897 destinations to visit in September · comfort 22/100 (tier F)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Bansko in September
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Bansko climate normals — September
| Daytime high | 22°C / 72°F | 😎 nice |
|---|---|---|
| Nighttime low | 13°C / 56°F | |
| Rainfall | 66 mm / 2.6 in | 🌦 some rain |
| Rainy days | 10 days | |
| Humidity | 70% | 💧 humid |
| Dew point | 11°C / 53°F | |
| Sunshine | 10.3 h/day | |
| Daylight | 12.5 h | |
| Wind | 8 km/h / 5 mph | |
| Air quality (US AQI) | 38 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Bansko in September — FAQ
- Is September a good time to visit Bansko?
- September in Bansko: nice, a little rain, with clean air — not the best time to visit. It ranks #9 of 12 months for Bansko on SeasonMap's comfort score (22/100).
- What is the weather like in Bansko in September?
- In September, Bansko averages a daily high of 22.2°C and a low of 13.2°C, with about 66.4 mm of rain over roughly 9.8 rainy days.
- What is the air quality in Bansko in September?
- Bansko has a mean US Air Quality Index of about 38 in September.