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September Weather in Koszecin, Poland

Last updated: August 27, 2025

The average temperature in Koszecin, Poland during September is a pleasant 15°C (59°F). Temperatures can vary significantly, with minimums dropping to 1°C (34°F) and maximums soaring to 32°C (90°F). Expect around 84 mm (3.3 in) of precipitation spread over 11 days, contributing to an average humidity of 72%. Stay prepared for both sunshine and occasional showers!

September Temperature in Koszecin

In September in Koszecin, the average temperature is 15°C (59°F). Maximums can reach 32°C (90°F) and minimums can drop as low as 1°C (34°F). This diverse weather makes Koszecin an exciting destination for travelers looking to experience a mix of warmth and cooler temperatures.

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

The chart illustrates September temperature patterns in Koszecin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Koszecin, September typically has an average temperature of 15°C (59°F), with highs reaching up to 32°C (90°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec313439485667676859514235
Data source: Temperature data for Koszecin 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 Koszecin

In Koszecin, in September, the precipitation amount is 84 mm (3.3 in) during a period of 11 days.

September Precipitation Trends in Koszecin

The chart displays monthly precipitation patterns in Koszecin, 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 Koszecin, September typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec415045578582799084684157
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Koszecin

In Koszecin in September humidity is 72%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket wrapping around you, creating a sultry atmosphere that can make traveling a bit uncomfortable. The stickiness in the air can leave you feeling sluggish, so it’s advisable to stay hydrated and take breaks often while exploring.

September Average Humidity in Koszecin

This chart illustrates the average monthly humidity levels in Koszecin, 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 Koszecin is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%79%65%66%67%67%72%83%90%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Koszecin

In Koszecin 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 Koszecin, you can refer to this Hourly UV Index in Koszecin.

Maximum UV Index Levels in Koszecin for September

The chart shows the monthly maximum UV Index (UVI) for Koszecin 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 Koszecin typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224578876321
Data source: Koszecin 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 Koszecin Compares to Other Months

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

This table compares monthly weather conditions in Koszecin, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)41 mm (1.6 inches)90%low
February Weather1°C (34°F)50 mm (2.0 inches)88%low
March Weather4°C (40°F)45 mm (1.8 inches)86%moderate
April Weather9°C (49°F)57 mm (2.2 inches)79%moderate
May Weather14°C (57°F)85 mm (3.3 inches)65%high
June Weather19°C (67°F)82 mm (3.2 inches)66%very high
July Weather20°C (68°F)79 mm (3.1 inches)67%very high
August Weather20°C (68°F)90 mm (3.5 inches)67%high
September Weather15°C (59°F)84 mm (3.3 inches)72%high
October Weather11°C (51°F)68 mm (2.7 inches)83%moderate
November Weather6°C (43°F)41 mm (1.6 inches)90%low
December Weather2°C (35°F)57 mm (2.2 inches)92%low

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