Climate averages 1991–2020
Weather in Poland in September
In September, average daytime highs across the 60 cities listed in Poland range from 16.7°C in Wałbrzych to 19.2°C in Wrocław. Monthly rainfall ranges from 48 mm in Poznań to 100 mm in Bielsko-Biala.
Long-term climate patterns, not a forecast for a particular trip.
City by city
September in Poland
| City | Average highHigh / low | Average low | Rainfall mm | Rain days |
|---|---|---|---|---|
| Warsaw | 18.2°C10.6°C | 10.6°C | 57 | 9.8 |
| Kraków | 18.6°C10.1°C | 10.1°C | 73 | 10.6 |
| Wrocław | 19.2°C11.1°C | 11.1°C | 61 | 9.4 |
| Łódź | 18.1°C10.2°C | 10.2°C | 58 | 10.2 |
| Poznań | 18.8°C11.1°C | 11.1°C | 48 | 9.6 |
| Gdańsk | 17.8°C11.4°C | 11.4°C | 51 | 9.3 |
| Szczecin | 18.3°C11.2°C | 11.2°C | 54 | 9.6 |
| Lublin | 18.0°C10.5°C | 10.5°C | 66 | 10.0 |
| Bydgoszcz | 18.4°C10.9°C | 10.9°C | 50 | 8.7 |
| Białystok | 17.4°C10.0°C | 10.0°C | 58 | 9.6 |
| Katowice | 18.4°C10.4°C | 10.4°C | 71 | 11.1 |
| Gdynia | 17.6°C11.6°C | 11.6°C | 65 | 11.4 |
| Częstochowa | 18.5°C10.3°C | 10.3°C | 66 | 10.7 |
| Sosnowiec | 18.5°C10.6°C | 10.6°C | 71 | 11.1 |
| Radom | 18.3°C10.3°C | 10.3°C | 59 | 10.0 |
| Gliwice | 18.9°C10.9°C | 10.9°C | 72 | 11.0 |
| Rzeszów | 18.5°C10.8°C | 10.8°C | 78 | 10.8 |
| Toruń | 18.4°C10.9°C | 10.9°C | 52 | 8.9 |
| Kielce | 18.1°C10.1°C | 10.1°C | 63 | 10.2 |
| Zabrze | 18.6°C10.6°C | 10.6°C | 72 | 11.0 |
| Bytom | 18.3°C10.4°C | 10.4°C | 71 | 11.1 |
| Praga Południe | 18.4°C10.7°C | 10.7°C | 57 | 9.8 |
| Bielsko-Biala | 18.1°C10.1°C | 10.1°C | 100 | 13.0 |
| Olsztyn | 17.1°C10.1°C | 10.1°C | 59 | 9.8 |
| Rybnik | 18.8°C10.4°C | 10.4°C | 76 | 10.7 |
| Bielany | 18.2°C10.7°C | 10.7°C | 57 | 9.8 |
| Tychy | 18.3°C10.2°C | 10.2°C | 71 | 11.1 |
| Białołeka | 18.4°C10.6°C | 10.6°C | 57 | 9.8 |
| Opole | 19.1°C10.8°C | 10.8°C | 64 | 10.4 |
| Elbląg | 17.7°C11.6°C | 11.6°C | 58 | 9.8 |
| Płock | 18.3°C10.6°C | 10.6°C | 51 | 9.0 |
| Wałbrzych | 16.7°C8.9°C | 8.9°C | 74 | 11.3 |
| Włocławek | 18.5°C11.0°C | 11.0°C | 50 | 8.8 |
| Zielona Góra | 18.7°C10.7°C | 10.7°C | 50 | 9.0 |
| Tarnów | 18.7°C10.4°C | 10.4°C | 73 | 11.1 |
| Dąbrowa Górnicza | 18.4°C10.5°C | 10.5°C | 70 | 10.9 |
| Gorzów Wielkopolski | 18.7°C11.1°C | 11.1°C | 50 | 9.5 |
| Kalisz | 19.0°C10.9°C | 10.9°C | 51 | 9.4 |
| Koszalin | 17.4°C11.5°C | 11.5°C | 68 | 12.1 |
| Legnica | 18.9°C10.6°C | 10.6°C | 55 | 9.9 |
| Słupsk | 17.1°C11.8°C | 11.8°C | 78 | 12.3 |
| Jaworzno | 18.1°C10.0°C | 10.0°C | 70 | 10.9 |
| Jastrzębie Zdrój | 18.6°C10.5°C | 10.5°C | 76 | 10.7 |
| Grudziądz | 18.2°C10.9°C | 10.9°C | 52 | 9.0 |
| Nowy Sącz | 18.2°C9.8°C | 9.8°C | 78 | 11.4 |
| Konin | 18.9°C10.8°C | 10.8°C | 50 | 9.0 |
| Piotrków Trybunalski | 18.4°C10.4°C | 10.4°C | 59 | 10.3 |
| Inowrocław | 18.1°C10.7°C | 10.7°C | 50 | 8.7 |
| Lubin | 19.1°C11.0°C | 11.0°C | 54 | 9.8 |
| Jelenia Góra | 17.8°C10.0°C | 10.0°C | 74 | 11.3 |
| Wawer | 18.3°C10.7°C | 10.7°C | 58 | 9.7 |
| Siedlce | 17.7°C10.6°C | 10.6°C | 57 | 9.4 |
| Piła | 18.2°C10.8°C | 10.8°C | 51 | 9.2 |
| Ostrowiec Świętokrzyski | 18.5°C10.6°C | 10.6°C | 64 | 10.1 |
| Ostrów Wielkopolski | 18.9°C10.9°C | 10.9°C | 51 | 9.5 |
| Mysłowice | 18.5°C10.4°C | 10.4°C | 70 | 10.9 |
| Stargard | 18.3°C11.1°C | 11.1°C | 55 | 9.6 |
| Pabianice | 18.4°C10.6°C | 10.6°C | 56 | 9.9 |
| Gniezno | 18.4°C10.8°C | 10.8°C | 49 | 9.4 |
| Fordon | 18.3°C11.0°C | 11.0°C | 50 | 9.1 |
A rain day is a local calendar day with at least 1 mm of precipitation.