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September Weather in Sulmierzyce, Poland

Last updated: August 27, 2025

In September, the average temperature in Sulmierzyce, Poland hovers around 15°C (59°F). However, you can experience a wide range, with minimums dropping to 1°C (34°F) and maximums soaring to 33°C (92°F). Prepare for some rain, as the area sees about 90 mm (3.6 in) of precipitation over approximately 10 days. Don't forget your umbrella, as the average humidity stands at 72%!

September Temperature in Sulmierzyce

In September in Sulmierzyce, the average temperature is 15°C (59°F). Maximums can reach 33°C (92°F), and minimums can be as low as 1°C (34°F). This diverse range of temperatures makes it essential for travelers to pack layers to accommodate both warm days and chilly nights.

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

The chart illustrates September temperature patterns in Sulmierzyce, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sulmierzyce, September typically has an average temperature of 15°C (59°F), with highs reaching up to 33°C (92°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec313439485768686859514235
Data source: Temperature data for Sulmierzyce 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 Sulmierzyce

In Sulmierzyce in September, the precipitation amount is 90 mm (3.6 in) spread over the course of 10 days.

September Precipitation Trends in Sulmierzyce

The chart displays monthly precipitation patterns in Sulmierzyce, 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 Sulmierzyce, September typically receives around 90 mm (3.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec424640517677748690633652
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sulmierzyce

In Sulmierzyce in September humidity is 72%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket wrapping around you, creating a sultry atmosphere that can make traveling a bit uncomfortable. The stickiness in the air can leave you feeling sluggish, so it’s advisable to stay hydrated and take breaks often while exploring.

September Average Humidity in Sulmierzyce

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

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

Maximum UV Index Levels in Sulmierzyce for September

The chart shows the monthly maximum UV Index (UVI) for Sulmierzyce 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 Sulmierzyce typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578876321
Data source: Sulmierzyce 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 Sulmierzyce Compares to Other Months

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

This table compares monthly weather conditions in Sulmierzyce, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (31°F)42 mm (1.6 inches)90%low
February Weather1°C (34°F)46 mm (1.8 inches)88%low
March Weather4°C (39°F)40 mm (1.6 inches)86%moderate
April Weather9°C (49°F)51 mm (2.0 inches)79%moderate
May Weather14°C (57°F)76 mm (3.0 inches)65%high
June Weather20°C (68°F)77 mm (3.0 inches)66%very high
July Weather20°C (68°F)74 mm (2.9 inches)67%very high
August Weather20°C (69°F)86 mm (3.4 inches)67%high
September Weather15°C (59°F)90 mm (3.6 inches)72%high
October Weather11°C (51°F)63 mm (2.5 inches)83%moderate
November Weather6°C (43°F)35 mm (1.4 inches)90%low
December Weather2°C (35°F)52 mm (2.0 inches)92%low

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