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September Weather in Ursynow, Poland

Last updated: August 27, 2025

In September, the average temperature in Ursynow, Poland hovers around 15°C (59°F). Expect a minimum chill of 2°C (35°F) and a warm peak of 31°C (88°F). During this time, 79 mm (3.1 in) of precipitation falls over the course of approximately 12 days, accompanied by an average humidity level of 71%. Be prepared for a blend of cozy and humid days ahead!

September Temperature in Ursynow

In September in Ursynow, the average temperature is 15°C (59°F). Maximum temperatures can reach 31°C (88°F), while the minimum can drop as low as 2°C (35°F). Be sure to pack layers for your trip, as the weather can vary greatly throughout the day.

September Weather in Ursynow: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Ursynow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ursynow, September typically has an average temperature of 15°C (59°F), with highs reaching up to 31°C (88°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec313339485767686759514235
Data source: Temperature data for Ursynow generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Ursynow

In Ursynow in September, the precipitation amount is 79 mm (3.1 in) over a period of 12 days.

September Precipitation Trends in Ursynow

The chart displays monthly precipitation patterns in Ursynow, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Ursynow, September typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec414440368266789279713350
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ursynow

In Ursynow in September humidity is 71%. With an average temperature of 15°C (59°F), this humidity feels like a damp embrace, making outdoor activities slightly uncomfortable and encouraging travelers to seek shade or indoor attractions to escape the muggy air.

September Average Humidity in Ursynow

This chart illustrates the average monthly humidity levels in Ursynow, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Ursynow is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%87%76%58%56%59%60%71%86%90%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ursynow

In Ursynow in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Ursynow.

Maximum UV Index Levels in Ursynow for September

The chart shows the monthly maximum UV Index (UVI) for Ursynow in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Ursynow typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568875321
Data source: Ursynow September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Ursynow Compares to Other Months

Weather in Ursynow varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Ursynow, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Ursynow, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)41 mm (1.6 inches)92%low
February Weather1°C (33°F)44 mm (1.7 inches)90%low
March Weather4°C (39°F)40 mm (1.6 inches)87%moderate
April Weather9°C (48°F)36 mm (1.4 inches)76%moderate
May Weather14°C (57°F)82 mm (3.2 inches)58%high
June Weather20°C (68°F)66 mm (2.6 inches)56%very high
July Weather20°C (68°F)78 mm (3.1 inches)59%very high
August Weather20°C (68°F)92 mm (3.6 inches)60%high
September Weather15°C (59°F)79 mm (3.1 inches)71%moderate
October Weather10°C (51°F)71 mm (2.8 inches)86%moderate
November Weather5°C (42°F)33 mm (1.3 inches)90%low
December Weather1°C (35°F)50 mm (2.0 inches)93%low

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