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September Weather in Grzegorzew, Poland

Last updated: August 27, 2025

In Grzegorzew, Poland, the average temperature in September hovers around 15°C (59°F). Expect a range with minimums dipping to 2°C (36°F) and maximums soaring up to 33°C (91°F). Rainfall is moderate, with an average precipitation of 77 mm (3.0 in) spread over 10 days. Additionally, the weather is fairly humid, boasting an average humidity level of 75%.

September Temperature in Grzegorzew

In September in Grzegorzew, the average temperature is 15°C (59°F). The maximum can reach 33°C (91°F), while the minimum can dip as low as 2°C (36°F). This diverse temperature range makes Grzegorzew an ideal destination for travelers seeking both warm days and cool nights.

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

The chart illustrates September temperature patterns in Grzegorzew, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grzegorzew, September typically has an average temperature of 15°C (59°F), with highs reaching up to 33°C (91°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec323439485667676859514235
Data source: Temperature data for Grzegorzew 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 Grzegorzew

In Grzegorzew in September, the total precipitation amount is 77 mm (3.0 in) spread over a duration of 10 days.

September Precipitation Trends in Grzegorzew

The chart displays monthly precipitation patterns in Grzegorzew, 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 Grzegorzew, September typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec424539397776787077633447
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Grzegorzew

In Grzegorzew in September, humidity is 75%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket enveloping you, making it feel more oppressive than refreshing, which can be a challenge for travelers seeking comfort while exploring the area.

September Average Humidity in Grzegorzew

This chart illustrates the average monthly humidity levels in Grzegorzew, 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 Grzegorzew is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%79%63%61%63%65%75%85%90%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Grzegorzew

In Grzegorzew in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Grzegorzew, you can refer to this Hourly UV Index in Grzegorzew.

Maximum UV Index Levels in Grzegorzew for September

The chart shows the monthly maximum UV Index (UVI) for Grzegorzew 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 Grzegorzew typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124577876321
Data source: Grzegorzew 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 Grzegorzew Compares to Other Months

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

This table compares monthly weather conditions in Grzegorzew, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)42 mm (1.7 inches)91%low
February Weather1°C (34°F)45 mm (1.8 inches)90%low
March Weather4°C (39°F)39 mm (1.5 inches)87%moderate
April Weather9°C (48°F)39 mm (1.5 inches)79%moderate
May Weather13°C (56°F)77 mm (3.0 inches)63%high
June Weather19°C (67°F)76 mm (3.0 inches)61%high
July Weather20°C (67°F)78 mm (3.1 inches)63%very high
August Weather20°C (68°F)70 mm (2.7 inches)65%high
September Weather15°C (59°F)77 mm (3.0 inches)75%high
October Weather11°C (51°F)63 mm (2.5 inches)85%moderate
November Weather6°C (43°F)34 mm (1.4 inches)90%low
December Weather2°C (35°F)47 mm (1.8 inches)93%low

Compare Grzegorzew's Climate with Cities Worldwide