Climate averages 1991–2020
Wrocław weather
in September.
A mild, moderately wet month: the 4th warmest and the joint 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a mild month in Wrocław: daytime highs average 19.2°C and nights cool to about 11.1°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 61 mm of rain on roughly 9 days, which makes September a moderately wet month (the joint 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 42 min on an average September day.
The nearest other city in this atlas is Legnica (62 km away). In September its highs average 18.9°C, about as warm as Wrocław, with 55 mm of rain.
Among the 60 cities listed in Poland, Wrocław ranks 1st of 60 for the warmest September highs and 34th of 60 for the driest September (rainfall, lowest first). The mean September high of those 60 cities is 18.3°C; Wrocław is 0.9°C warmer than that mean.
From September to October, average highs fall by 5.6°C to 13.6°C, and monthly rainfall falls from 61 mm to 48 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Wrocław climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 2.3°C-2.8°C | -2.8°C | 41 | 10.9 | 8.58 h |
| February | 4.1°C-2.2°C | -2.2°C | 35 | 9.1 | 10.010 h |
| March | 8.3°C0.3°C | 0.3°C | 48 | 11.3 | 11.812 h |
| April | 14.3°C4.5°C | 4.5°C | 40 | 9.4 | 13.814 h |
| May | 18.8°C9.5°C | 9.5°C | 61 | 11.5 | 15.516 h |
| June | 22.1°C13.2°C | 13.2°C | 75 | 11.5 | 16.516 h |
| July | 24.1°C15.2°C | 15.2°C | 94 | 12.7 | 16.116 h |
| August | 24.2°C15.2°C | 15.2°C | 65 | 10.3 | 14.615 h |
| September, selected | 19.2°C11.1°C | 11.1°C | 61 | 9.4 | 12.713 h |
| October | 13.6°C6.9°C | 6.9°C | 48 | 9.3 | 10.711 h |
| November | 7.8°C2.5°C | 2.5°C | 40 | 9.3 | 9.09 h |
| December | 3.4°C-1.2°C | -1.2°C | 41 | 9.9 | 8.08 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Legnica in SeptemberPoland · 62 kmHigh 18.9°C · Low 10.6°C · 55 mm rain
- Wałbrzych in SeptemberPoland · 64 kmHigh 16.7°C · Low 8.9°C · 74 mm rain
- Lubin in SeptemberPoland · 67 kmHigh 19.1°C · Low 11.0°C · 54 mm rain
- Opole in SeptemberPoland · 79 kmHigh 19.1°C · Low 10.8°C · 64 mm rain
- Ostrów Wielkopolski in SeptemberPoland · 82 kmHigh 18.9°C · Low 10.9°C · 51 mm rain
- Jelenia Góra in SeptemberPoland · 94 kmHigh 17.8°C · Low 10.0°C · 74 mm rain
- Kalisz in SeptemberPoland · 104 kmHigh 19.0°C · Low 10.9°C · 51 mm rain
- Hradec Králové in SeptemberCzechia · 130 kmHigh 18.7°C · Low 10.3°C · 59 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Wrocław) is explained once on the Wrocław year overview and on the Sources, method and limits page.