Slovakia in September: where is it warmest?
In September, Bratislava is the warmest place with 21 °C by day, Kežmarok the coolest with 17 °C. 4 of 4 destinations have good holiday weather.
All destinations in September, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
| Place | Score | Air | Sun | Rain days |
|---|---|---|---|---|
| Bratislava | 80 | 21° | 7 h | 10 |
| Košice | 79 | 20° | 6 h | 10 |
| Trenčín | 77 | 20° | 6 h | 10 |
| Kežmarok | 75 | 17° | 6 h | 10 |
Slovakia in September: quick answers
Slovakia in September: where is it warmest?
The warmest places in September are Bratislava (21 °C), Košice (20 °C) and Trenčín (20 °C).
Slovakia in September: where is the weather best?
The best holiday weather in September – warm, sunny and dry – is in Bratislava, Košice and Trenčín.
Slovakia month by month
Slovakia: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences