Typically, you can expect that the weather in Bratislava in the course of September is 18 with the high being 26 and low being around 14 degrees celsius. We have put some more info below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 18 |
| High Temperature | 26 |
| Low Temperature | 14 |
| Sunshine Per Day | 7 |
Useful Links: Bratislava Weather: Average Weather & Yearly Climate