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September Weather in Sierakow Slaski, Poland

Last updated: August 27, 2025

In September, the average temperature in Sierakow Slaski, Poland is a mild 15°C (60°F), perfect for exploring the area's attractions. However, be prepared for a range as temperatures can dip to a chilly 1°C (34°F) or rise to a warm 32°C (90°F). Expect 81 mm (3.2 in) of precipitation spread over approximately 10 days, accompanied by a comfortable average humidity of 72%.

September Temperature in Sierakow Slaski

In September in Sierakow Slaski, the average temperature is 15°C (60°F). Maximums can reach 32°C (90°F), and minimums can be as low as 1°C (34°F). This variability makes it advisable to pack layers and be prepared for both warm days and cool nights when traveling.

September Weather in Sierakow Slaski: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sierakow Slaski, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sierakow Slaski, September typically has an average temperature of 15°C (60°F), with highs reaching up to 32°C (90°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec313440495767686859524335
Data source: Temperature data for Sierakow Slaski 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 Sierakow Slaski

In Sierakow Slaski in September, the precipitation amount is 81 mm (3.2 in) over a span of 10 days.

September Precipitation Trends in Sierakow Slaski

The chart displays monthly precipitation patterns in Sierakow Slaski, 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 Sierakow Slaski, September typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec414945538782788381684057
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sierakow Slaski

In Sierakow Slaski in September humidity is 72%. With an average temperature of 15°C (60°F), this humidity feels like a warm embrace, creating a slightly muggy atmosphere that can make strolling around a bit sticky. Travelers might find themselves longing for a refreshing breeze, and it’s advisable to stay hydrated while exploring local sights.

September Average Humidity in Sierakow Slaski

This chart illustrates the average monthly humidity levels in Sierakow Slaski, 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 Sierakow Slaski 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 Sierakow Slaski

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

Maximum UV Index Levels in Sierakow Slaski for September

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

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

This table compares monthly weather conditions in Sierakow Slaski, 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)90%low
February Weather1°C (34°F)49 mm (1.9 inches)88%low
March Weather4°C (40°F)45 mm (1.8 inches)86%moderate
April Weather9°C (49°F)53 mm (2.1 inches)79%moderate
May Weather14°C (57°F)87 mm (3.4 inches)65%high
June Weather20°C (68°F)82 mm (3.2 inches)66%very high
July Weather20°C (68°F)78 mm (3.1 inches)67%very high
August Weather20°C (69°F)83 mm (3.3 inches)67%high
September Weather15°C (60°F)81 mm (3.2 inches)72%high
October Weather11°C (52°F)68 mm (2.7 inches)83%moderate
November Weather6°C (43°F)39 mm (1.6 inches)90%low
December Weather2°C (35°F)57 mm (2.2 inches)92%low

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