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September Weather in Mirsk, Poland

Last updated: August 27, 2025

In Mirsk, Poland, the average temperature in September hovers around 14°C (57°F), with a minimum dipping to 0°C (32°F) and a maximum reaching 28°C (84°F). Expect about 87 mm (3.4 in) of precipitation spread over 12 days, contributing to an average humidity level of 72%. Prepare for a mix of chilly and warm days, ideal for exploring the local scenery!

September Temperature in Mirsk

In September in Mirsk, the average temperature is 14°C (57°F), with maximums reaching up to 28°C (84°F) and minimums potentially dropping as low as 0°C (32°F). This variation in temperature makes Mirsk an ideal destination for travelers looking to experience a range of weather conditions.

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

The chart illustrates September temperature patterns in Mirsk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mirsk, September typically has an average temperature of 14°C (57°F), with highs reaching up to 28°C (84°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec313338465363646556494034
Data source: Temperature data for Mirsk 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 Mirsk

In Mirsk in September, the precipitation amount is 87 mm (3.4 in) over the course of 12 days.

September Precipitation Trends in Mirsk

The chart displays monthly precipitation patterns in Mirsk, 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 Mirsk, September typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7065635194939211387884880
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mirsk

In Mirsk in September humidity is 72%. With an average temperature of 14°C (57°F), this humidity feels like a damp embrace, making outdoor activities slightly uncomfortable and requiring careful planning to stay hydrated and enjoy your travels.

September Average Humidity in Mirsk

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

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

Maximum UV Index Levels in Mirsk for September

The chart shows the monthly maximum UV Index (UVI) for Mirsk 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 Mirsk typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678876321
Data source: Mirsk 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 Mirsk Compares to Other Months

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

This table compares monthly weather conditions in Mirsk, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)70 mm (2.7 inches)89%low
February Weather1°C (33°F)65 mm (2.6 inches)87%low
March Weather3°C (38°F)63 mm (2.5 inches)84%moderate
April Weather8°C (46°F)51 mm (2.0 inches)78%high
May Weather12°C (54°F)94 mm (3.7 inches)63%high
June Weather17°C (63°F)93 mm (3.7 inches)63%very high
July Weather18°C (64°F)92 mm (3.6 inches)61%very high
August Weather18°C (65°F)113 mm (4.5 inches)65%high
September Weather14°C (57°F)87 mm (3.4 inches)72%high
October Weather10°C (50°F)88 mm (3.5 inches)80%moderate
November Weather5°C (41°F)48 mm (1.9 inches)87%low
December Weather1°C (34°F)80 mm (3.2 inches)91%low

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