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PolandThe weather in September in Poznań
It's pleasantly warm in September in Poznań with an average temperature of 21°C. Temperatures this month range from a low of 17°C to a high of 24°C. At night, you can expect temperatures between 8°C and 14°C.
Looking for great weather? September is a good time to be in Poznań. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Poznań, Poland. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 34°C in 2015, Poznań reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 9°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 0°C to a highest value of 20°C.
Rainfall amount
In September, there is an average of 27 mm of precipitation, spread over 6 days. The wind speed is around 4 Bft, mostly coming from the South.
Daily weather in September for Poznań
Click on any day in September to get detailed info about the usual weather on that day in Poznań. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Poznań | New York | |
|---|---|---|
| Average temperature | 21°C | 27°C |
| Max. temperature | 24°C | 31°C |
| Min. temperature | 8°C | -5°C |
| Total precipitation | 27 mm | 57 mm |
| Rainy days | 6 days | 9 days |
Start of September
The month of September starts in Poznań with warm temps, averaging around 22°C during the day and nights around 12°C.
Mid September
By mid-September, daytime temps stay steady at around 22°C, with nights around 12°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of September
By the end of September, the average daytime temperature in Poznań is around 19°C, while nighttime temps are about 9°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
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UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of Poznań for all months and discover the best travel time
Curious about the weather in other parts of Poland? Check out the climate and weather for spots like Warsaw, Kraków, or explore other destinations in Poland.
Temperature charts
These charts show the average temperatures in September in Poznań, Poland. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Poznań
Temperature in September in Poznań over the years
Precipitation charts
These charts show the average amount of precipitation in September in Poznań, Poland. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Poznań
Total precipitation in September in Poznań over the years
Daily UV index in September in Poznań
This chart shows the average daily UV index in September in Poznań, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Poznań
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Average weather in Poznań by month
Click on a month below to see detailed weather info for Poznań. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.