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September Weather in Olesnica, Poland

Last updated: August 27, 2025

In Olesnica, Poland, the average temperature in September is a comfortable 15°C (60°F). However, be prepared for a range in temperatures, with minimums dipping to 1°C (34°F) and maximums soaring to 32°C (89°F). This month typically sees 81 mm (3.2 in) of precipitation spread over 11 days, contributing to an average humidity of 68%.

September Temperature in Olesnica

In September in Olesnica, the average temperature is 15°C (60°F). The maximum can reach 32°C (89°F) and the minimum can be as low as 1°C (34°F). Be prepared for a wide range of temperatures when traveling to Olesnica this month.

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

The chart illustrates September temperature patterns in Olesnica, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Olesnica, September typically has an average temperature of 15°C (60°F), with highs reaching up to 32°C (89°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec313439495768696959514235
Data source: Temperature data for Olesnica 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 Olesnica

In Olesnica in September, the precipitation amount is 81 mm (3.2 in) over a span of 11 days.

September Precipitation Trends in Olesnica

The chart displays monthly precipitation patterns in Olesnica, 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 Olesnica, September typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec344538579167919681704347
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Olesnica

In Olesnica in September humidity is 68%. With an average temperature of 15°C (60°F), this humidity feels like a warm blanket enveloping you, making it comfortable for leisurely strolls but slightly sticky if you're engaging in more strenuous activities while traveling.

September Average Humidity in Olesnica

This chart illustrates the average monthly humidity levels in Olesnica, 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 Olesnica is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%76%58%56%56%55%68%84%89%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Olesnica

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

Maximum UV Index Levels in Olesnica for September

The chart shows the monthly maximum UV Index (UVI) for Olesnica 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 Olesnica typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Olesnica 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 Olesnica Compares to Other Months

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

This table compares monthly weather conditions in Olesnica, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)34 mm (1.3 inches)91%low
February Weather1°C (34°F)45 mm (1.8 inches)89%low
March Weather4°C (40°F)38 mm (1.5 inches)86%moderate
April Weather9°C (49°F)57 mm (2.2 inches)76%high
May Weather14°C (58°F)91 mm (3.6 inches)58%high
June Weather20°C (68°F)67 mm (2.6 inches)56%very high
July Weather20°C (69°F)91 mm (3.6 inches)56%very high
August Weather20°C (69°F)96 mm (3.8 inches)55%high
September Weather15°C (60°F)81 mm (3.2 inches)68%high
October Weather11°C (51°F)70 mm (2.8 inches)84%moderate
November Weather6°C (42°F)42 mm (1.7 inches)89%low
December Weather1°C (35°F)47 mm (1.8 inches)91%low

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