PolandAverage weather for Poznań in September
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.
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. There’s little chance of precipitation. The weather’s mostly sunny and dry.
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.
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.
Poznań in September |
New York | ||
|---|---|---|---|
 Average temperature |
21°C | 27°C | |
 Max. temperature |
24°C | 31°C | |
| Min. temperature |
17°C | -5°C | |
 Total precipitation |
27 mm | 57 mm | |
| Rainy days |
6 days | 9 days | |
August
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.
Is September a good time to visit Poznań?
Looking for great weather? September is a good time to be in Poznań. The temperatures are nice, and there’s not too much rain.
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.
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.
Daily Temperature in September in Poznań
This chart shows the average daily high and low temperatures in September for Poznań, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in September in Poznań
The chart below shows the average daily precipitation in September for Poznań, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 6 days of precipitation in Poznań.
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.
Temperature in September in Poznań over the years
This chart shows the average temperature in September in Poznań, measured in degrees Celsius, over the past few years.
Total precipitation in September in Poznań over the years
This chart shows the average precipitation in September in Poznań, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
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.
Weather experiences in September in Poznań
Have you been to Poznań in September?
Share your weather experience in September in Poznań.
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.
