Kraków weather in September
September in Kraków: nice, rainy, with very humid — an excellent time to visit.
#4 of 12 months in Kraków · #265 of 604 destinations to visit in September · comfort 82/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Kraków climate normals — September
| Daytime high | 20°C / 67°F | 😎 nice |
|---|---|---|
| Nighttime low | 11°C / 52°F | |
| Feels like (high) | 19°C / 66°F | |
| Rainfall | 93 mm / 3.7 in | 🌧 rainy |
| Rainy days | 12 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 12°C / 53°F | |
| Sunshine | 8.1 h/day | |
| Daylight | 12.6 h | |
| Wind | 15 km/h / 9 mph | |
| Air quality (US AQI) | 53 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Kraków in September — FAQ
- Is September a good time to visit Kraków?
- September in Kraków: nice, rainy, with very humid — an excellent time to visit. It ranks #4 of 12 months for Kraków on SeasonMap's comfort score (82/100).
- What is the weather like in Kraków in September?
- In September, Kraków averages a daily high of 19.7°C and a low of 11.1°C, with about 93.1 mm of rain over roughly 12.2 rainy days.
- What is the air quality in Kraków in September?
- Kraków has a mean US Air Quality Index of about 53 in September.