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September Weather in Siemiechow, Poland

Last updated: August 27, 2025

In Siemiechow, Poland, the average temperature in September hovers around 14°C (58°F), with a minimum dipping to 2°C (35°F) and a maximum soaring to 29°C (85°F). Expect 101 mm (4.0 in) of precipitation spread over approximately 13 days, and enjoy a comfortable average humidity of 69%. Prepare accordingly to make the most of this diverse weather!

September Temperature in Siemiechow

In September, in Siemiechow, the average temperature is 14°C (58°F), with maximums reaching 29°C (85°F) and minimums dropping as low as 2°C (35°F). Be sure to pack layers to comfortably enjoy your travels in this varied climate.

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

The chart illustrates September temperature patterns in Siemiechow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Siemiechow, September typically has an average temperature of 14°C (58°F), with highs reaching up to 29°C (85°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec303339485665666758504234
Data source: Temperature data for Siemiechow 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 Siemiechow

In Siemiechow in September, the precipitation amount is 101 mm (4.0 in) over the course of 13 days.

September Precipitation Trends in Siemiechow

The chart displays monthly precipitation patterns in Siemiechow, 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 Siemiechow, September typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec4663476811798116120101865773
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Siemiechow

In Siemiechow in September, humidity is 69%. With an average temperature of 14°C (58°F), this humidity feels like a warm embrace, making it comfortable for traveling, though the air might feel a bit heavy and sticky as you explore.

September Average Humidity in Siemiechow

This chart illustrates the average monthly humidity levels in Siemiechow, 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 Siemiechow is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%88%86%77%69%69%63%59%69%85%90%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Siemiechow

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

Maximum UV Index Levels in Siemiechow for September

The chart shows the monthly maximum UV Index (UVI) for Siemiechow 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 Siemiechow typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec225678876421
Data source: Siemiechow 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 Siemiechow Compares to Other Months

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

This table compares monthly weather conditions in Siemiechow, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)46 mm (1.8 inches)91%low
February Weather1°C (34°F)63 mm (2.5 inches)88%low
March Weather4°C (39°F)47 mm (1.9 inches)86%moderate
April Weather9°C (48°F)67 mm (2.7 inches)77%high
May Weather13°C (56°F)117 mm (4.6 inches)69%high
June Weather19°C (66°F)98 mm (3.9 inches)69%very high
July Weather19°C (67°F)116 mm (4.6 inches)63%very high
August Weather19°C (67°F)120 mm (4.7 inches)59%high
September Weather14°C (58°F)101 mm (4.0 inches)69%high
October Weather10°C (50°F)86 mm (3.4 inches)85%moderate
November Weather5°C (42°F)57 mm (2.2 inches)90%low
December Weather1°C (34°F)73 mm (2.9 inches)91%low

Compare Siemiechow's Climate with Cities Worldwide