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September Weather in Krasnosielc, Poland

Last updated: August 27, 2025

In Krasnosielc, Poland, the average temperature in September hovers around 14°C (58°F), with a minimum of 2°C (35°F) and a maximum reaching up to 30°C (87°F). Expect an average precipitation of 78 mm (3.1 in) over approximately 12 days, contributing to an average humidity of 71%. Whether you’re packing for warmth or a light jacket, be prepared for a mix of weather!

September Temperature in Krasnosielc

In September in Krasnosielc, the average temperature is 14°C (58°F), with maximums reaching up to 30°C (87°F) and minimums dropping as low as 2°C (35°F). This varied climate makes Krasnosielc an ideal destination for travelers seeking to experience a mix of warm and cool weather.

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

The chart illustrates September temperature patterns in Krasnosielc, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Krasnosielc, September typically has an average temperature of 14°C (58°F), with highs reaching up to 30°C (87°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec303237475667676658494134
Data source: Temperature data for Krasnosielc 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 Krasnosielc

In Krasnosielc in September, the precipitation amount is 78 mm (3.1 in), occurring over a span of 12 days.

September Precipitation Trends in Krasnosielc

The chart displays monthly precipitation patterns in Krasnosielc, 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 Krasnosielc, September typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec404340398871827978643551
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Krasnosielc

In Krasnosielc in September humidity is 71%. With an average temperature of 14°C (58°F), this humidity feels like a damp embrace, making it essential for travelers to pack light, breathable clothing and stay hydrated while exploring the sights.

September Average Humidity in Krasnosielc

This chart illustrates the average monthly humidity levels in Krasnosielc, 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 Krasnosielc is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%87%76%58%56%59%60%71%86%90%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Krasnosielc

In Krasnosielc 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 Krasnosielc.

Maximum UV Index Levels in Krasnosielc for September

The chart shows the monthly maximum UV Index (UVI) for Krasnosielc 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 Krasnosielc typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568875321
Data source: Krasnosielc 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 Krasnosielc Compares to Other Months

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

This table compares monthly weather conditions in Krasnosielc, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)40 mm (1.6 inches)92%low
February Weather0°C (32°F)43 mm (1.7 inches)90%low
March Weather3°C (38°F)40 mm (1.6 inches)87%moderate
April Weather8°C (47°F)39 mm (1.5 inches)76%moderate
May Weather13°C (56°F)88 mm (3.5 inches)58%high
June Weather19°C (67°F)71 mm (2.8 inches)56%very high
July Weather19°C (67°F)82 mm (3.2 inches)59%very high
August Weather19°C (67°F)79 mm (3.1 inches)60%high
September Weather14°C (58°F)78 mm (3.1 inches)71%moderate
October Weather10°C (50°F)64 mm (2.5 inches)86%moderate
November Weather5°C (41°F)35 mm (1.4 inches)90%low
December Weather1°C (34°F)51 mm (2.0 inches)93%low

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