Climate averages 1991–2020
Weather in Czechia in September
In September, average daytime highs across the 12 cities listed in Czechia range from 17.7°C in Liberec to 19.7°C in Prague. Monthly rainfall ranges from 54 mm in Pilsen to 88 mm in Havířov.
Long-term climate patterns, not a forecast for a particular trip.
City by city
September in Czechia
| City | Average highHigh / low | Average low | Rainfall mm | Rain days |
|---|---|---|---|---|
| Prague | 19.7°C11.0°C | 11.0°C | 56 | 8.9 |
| Brno | 19.5°C11.0°C | 11.0°C | 64 | 9.5 |
| Ostrava | 18.7°C10.4°C | 10.4°C | 82 | 11.0 |
| Pilsen | 18.9°C10.1°C | 10.1°C | 54 | 9.6 |
| Liberec | 17.7°C10.3°C | 10.3°C | 78 | 11.5 |
| Olomouc | 19.0°C10.4°C | 10.4°C | 67 | 9.8 |
| České Budějovice | 18.5°C10.1°C | 10.1°C | 60 | 9.6 |
| Hradec Králové | 18.7°C10.3°C | 10.3°C | 59 | 8.8 |
| Ústí nad Labem | 19.1°C11.0°C | 11.0°C | 61 | 10.9 |
| Pardubice | 18.9°C10.4°C | 10.4°C | 68 | 9.7 |
| Havířov | 18.3°C10.1°C | 10.1°C | 88 | 11.6 |
| Zlín | 19.0°C10.8°C | 10.8°C | 76 | 10.5 |
A rain day is a local calendar day with at least 1 mm of precipitation.