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September Weather in Sosnowka, Poland

Last updated: August 27, 2025

In September, the average temperature in Sosnowka, Poland hovers around 12°C (54°F). Expect minimums dipping to -2°C (28°F) and maximums climbing to 26°C (80°F). During this period, precipitation averages 94 mm (3.7 in) spread across 14 days, paired with an average humidity of 72%. Prepare for a mix of cool breezes and occasional rain!

September Temperature in Sosnowka

In September in Sosnowka, the average temperature is 12°C (54°F). Maximum temperatures can reach 26°C (80°F), while minimum temperatures can drop as low as -2°C (28°F). This diverse climate makes Sosnowka a great destination for travelers seeking both mild and cooler weather experiences.

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

The chart illustrates September temperature patterns in Sosnowka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sosnowka, September typically has an average temperature of 12°C (54°F), with highs reaching up to 26°C (80°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec272933425161616254463730
Data source: Temperature data for Sosnowka 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 Sosnowka

In Sosnowka in September, the precipitation amount is 94 mm (3.7 in) recorded over the course of 14 days.

September Precipitation Trends in Sosnowka

The chart displays monthly precipitation patterns in Sosnowka, 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 Sosnowka, September typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec6968646111812512415194915080
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sosnowka

In Sosnowka in September, humidity is 72%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that wraps around you, making outdoor excursions a bit uncomfortable. You may find yourself reaching for an extra layer as the moisture in the air adds to the coolness, prompting travelers to seek out sheltered spots to enjoy the scenery.

September Average Humidity in Sosnowka

This chart illustrates the average monthly humidity levels in Sosnowka, 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 Sosnowka is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%87%84%78%63%63%61%65%72%80%87%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sosnowka

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

Maximum UV Index Levels in Sosnowka for September

The chart shows the monthly maximum UV Index (UVI) for Sosnowka 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 Sosnowka typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235678876421
Data source: Sosnowka 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 Sosnowka Compares to Other Months

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

This table compares monthly weather conditions in Sosnowka, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)69 mm (2.7 inches)89%low
February Weather-2°C (30°F)68 mm (2.7 inches)87%moderate
March Weather1°C (34°F)64 mm (2.5 inches)84%moderate
April Weather6°C (42°F)61 mm (2.4 inches)78%high
May Weather10°C (51°F)118 mm (4.6 inches)63%high
June Weather16°C (61°F)125 mm (4.9 inches)63%very high
July Weather16°C (61°F)124 mm (4.9 inches)61%very high
August Weather17°C (62°F)151 mm (5.9 inches)65%high
September Weather12°C (54°F)94 mm (3.7 inches)72%high
October Weather8°C (46°F)91 mm (3.6 inches)80%moderate
November Weather3°C (37°F)50 mm (2.0 inches)87%low
December Weather-1°C (30°F)80 mm (3.1 inches)91%low

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