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September Weather in Osieczna, Poland

Last updated: August 27, 2025

In September, the average temperature in Osieczna, Poland hovers around 14°C (58°F). Expect a minimum of 2°C (36°F) and a potential maximum of 31°C (88°F), providing an interesting range for weather enthusiasts. With an average precipitation amount of 71 mm (2.8 in) spread over 10 days, and humidity levels around 75%, it's a month that invites both preparation and exploration!

September Temperature in Osieczna

In September, in Osieczna, the average temperature is 14°C (58°F). The maximum can reach 31°C (88°F), while the minimum can be as low as 2°C (36°F). This variation in temperature makes Osieczna a versatile destination for travelers, offering both warm and cool experiences.

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

The chart illustrates September temperature patterns in Osieczna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Osieczna, September typically has an average temperature of 14°C (58°F), with highs reaching up to 31°C (88°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec323338465464656558504235
Data source: Temperature data for Osieczna 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 Osieczna

In Osieczna in September, the precipitation amount is 71 mm (2.8 in) over a duration of 10 days.

September Precipitation Trends in Osieczna

The chart displays monthly precipitation patterns in Osieczna, 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 Osieczna, September typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec4337413879811066371623846
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Osieczna

In Osieczna in September humidity is 75%. With an average temperature of 14°C (58°F), this humidity feels like a lingering blanket of warmth, making travel both refreshing and a bit stifling, as the moisture in the air may leave you feeling slightly sticky while enjoying outdoor adventures.

September Average Humidity in Osieczna

This chart illustrates the average monthly humidity levels in Osieczna, 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 Osieczna 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 Osieczna

In Osieczna in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Osieczna.

Maximum UV Index Levels in Osieczna for September

The chart shows the monthly maximum UV Index (UVI) for Osieczna 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 Osieczna typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568865321
Data source: Osieczna 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 Osieczna Compares to Other Months

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

This table compares monthly weather conditions in Osieczna, 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 Weather0°C (33°F)37 mm (1.4 inches)90%low
March Weather3°C (38°F)41 mm (1.6 inches)87%moderate
April Weather8°C (46°F)38 mm (1.5 inches)79%moderate
May Weather12°C (54°F)79 mm (3.1 inches)63%high
June Weather18°C (64°F)81 mm (3.2 inches)61%very high
July Weather18°C (65°F)106 mm (4.2 inches)63%very high
August Weather18°C (65°F)63 mm (2.5 inches)65%high
September Weather14°C (58°F)71 mm (2.8 inches)75%moderate
October Weather10°C (50°F)62 mm (2.4 inches)85%moderate
November Weather5°C (42°F)37 mm (1.5 inches)90%low
December Weather1°C (35°F)46 mm (1.8 inches)93%low

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