Bratislava Weather in September
20.3°C high · 10.7°C low · 56 mm rain · 5.9h sun
Sep is a warm month in Bratislava — not peak season, but a good time to avoid crowds.
September at a glance
| Metric | Value |
|---|---|
| Average high | 20.3°C |
| Average low | 10.7°C |
| Rainfall | 56 mm |
| Sunshine | 5.9 hours/day |
| Daylight | 12.3 hours |
What to pack in September
Pack a jacket and layers for Bratislava in September.
Bratislava weather by month
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Frequently asked questions
What is the weather in Bratislava in September?
Highs of 20.3°C and lows of 10.7°C, with about 56 mm of rain and 5.9 hours of sunshine per day.
Is September a good time to visit Bratislava?
Sep is a warm month in Bratislava — not peak season, but a good time to avoid crowds.
What to do in Bratislava · Best time to visit Bratislava
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.