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September Weather in Jastrowie, Poland

Last updated: August 27, 2025

In September, the average temperature in Jastrowie, Poland is a comfortable 14°C (58°F). Visitors can expect a minimum temperature of 2°C (36°F), while the maximum can reach up to 32°C (90°F). With an average precipitation of 61 mm (2.4 in) spread across about 10 days, and an average humidity of 78%, it’s wise to pack accordingly for both warm and rainy spells!

September Temperature in Jastrowie

In September in Jastrowie, the average temperature is 14°C (58°F). Maximums can reach 32°C (90°F) and minimums can be as low as 2°C (36°F). Be prepared for a wide range of temperatures, making it ideal for layering your clothing when traveling.

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

The chart illustrates September temperature patterns in Jastrowie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jastrowie, September typically has an average temperature of 14°C (58°F), with highs reaching up to 32°C (90°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec323438465464656558504235
Data source: Temperature data for Jastrowie 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 Jastrowie

In Jastrowie in September, the precipitation amount is 61 mm (2.4 in) over a span of 10 days.

September Precipitation Trends in Jastrowie

The chart displays monthly precipitation patterns in Jastrowie, 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 Jastrowie, September typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec5444494266611056161724248
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jastrowie

In Jastrowie in September, humidity is 78%. With an average temperature of 14°C (58°F), this humidity feels like a damp embrace, making traveling a bit uncomfortable as the air clings to your skin, causing you to sweat more than usual while exploring.

September Average Humidity in Jastrowie

This chart illustrates the average monthly humidity levels in Jastrowie, 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 Jastrowie is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%81%67%67%67%67%78%84%89%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jastrowie

In Jastrowie 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 Jastrowie.

Maximum UV Index Levels in Jastrowie for September

The chart shows the monthly maximum UV Index (UVI) for Jastrowie 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 Jastrowie typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124567775321
Data source: Jastrowie 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 Jastrowie Compares to Other Months

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

This table compares monthly weather conditions in Jastrowie, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)54 mm (2.1 inches)90%low
February Weather1°C (34°F)44 mm (1.7 inches)90%low
March Weather3°C (38°F)49 mm (1.9 inches)87%moderate
April Weather8°C (46°F)42 mm (1.6 inches)80%moderate
May Weather12°C (54°F)66 mm (2.6 inches)67%high
June Weather18°C (65°F)61 mm (2.4 inches)67%high
July Weather18°C (65°F)105 mm (4.1 inches)67%high
August Weather19°C (66°F)61 mm (2.4 inches)67%high
September Weather14°C (58°F)61 mm (2.4 inches)78%moderate
October Weather10°C (50°F)72 mm (2.8 inches)84%moderate
November Weather5°C (42°F)42 mm (1.7 inches)89%low
December Weather1°C (35°F)48 mm (1.9 inches)92%low

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