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Temperatures in September

It's pleasantly warm in September in Poland with an average temperature of 21°C. Temperatures this month range from a low of 17°C to a high of 25°C. At night, you can expect temperatures between 7°C and 14°C.

Max and Min Temperatures per Day

Daily Temperature in September in Poland

This chart shows the daily maximum and minimum temperatures in degrees Celsius for Poland in September. The red line indicates the max temperatures, and the blue line shows the minimums.

Start of September

The month of September starts in Poland with warm temperatures, averaging around 23°C during the day and nights close to 13°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.

Mid-September

By mid-September, the average daytime temperature drops to around 22°C, with nights close to 12°C. There might be a few showers during this period, but plenty of dry days with sunshine too.

End of September

By the end of September, the average daytime temperature in Poland will be around 18°C, with nights close to 9°C. A shower might show up, but overall the weather will be dry and sunny.

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Precipitation in September

In September, there is an average of 67 mm of precipitation, spread over 9 days. The wind speed is around 3 Bft, mostly coming from the South.

The average precipitation chance is 31% per day this month.

Precipitation Chance

Daily precipitation chance in percentages for Poland in September

This chart shows the daily precipitation chance (in percentages) in September for Poland. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.

Poland in September

UK
Temperature Average Temperature
21°C 20°C
Sun High Temp
25°C 22°C
Sun Low Temp
17°C 17°C
Rain Total Precipitation
67 mm 44 mm
Rain Rainy Days
9 days 8 days

UV index

The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Is September a good time to visit Poland?

Want nice weather? Then September is a great time to be in Poland. You’ll have pleasant temperatures and not too much rain this month.

Temperature records for Poland in September

With 35°C, Poland hit the highest temperature in the last 10 years in September 2015. The lowest daytime temperature in this month was 10°C in 2022. The extreme night temperatures ranged from a low of -1°C to a high of 17°C.

Check out the climate of Poland for all months and discover the best travel time

The climate of Poland is based on weather data from Kraków. Other spots, like WarsawGdańsk, might have different weather. You can check out all destinations in Poland for a full picture of the climate.

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Daily Temperature in September in Poland

This chart shows the average daily temperatures, both day and night, for each day in September in Poland, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.

Daily Temperature in September in Poland

Daily Precipitation in September in Poland

The chart below shows the average daily precipitation in September for Poland, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown 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 rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect around 9 days of rain in Poland.

Daily Precipitation in September in Poland

Daily UV Index in September in Poland

This chart shows the average daily UV index in September in Poland, 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.

Daily UV Index in September in Poland

Temperature in September in Poland Over the Years

This chart shows the average temperature in September in Poland, measured in degrees Celsius, over the past years.

Temperature in September in Poland Over the Years

Total Precipitation in September in Poland Over the Years

This chart shows the average precipitation in September in Poland, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.

Precipitation in September in Poland Over the Years

Daily climate in September for Poland

Click on a specific day in September for detailed info on the typical weather on that day in Poland. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in September in Poland

Have you been to Poland in September?

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Average Weather in Poland by Month

Click on a month below to see detailed weather info for Poland. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.


Or check out the climate of Poland for all months at once

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