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September Weather in Grobla, Poland

Last updated: August 27, 2025

In Grobla, Poland, the average temperature in September hovers around 15°C (60°F), with extremes ranging from a brisk 2°C (35°F) to a warm 32°C (90°F). Expect about 93 mm (3.7 in) of precipitation spread over 11 days, contributing to an average humidity of 68%. Whether you're planning outdoor adventures or cozy indoor activities, be prepared for a mix of weather!

September Temperature in Grobla

In September, in Grobla, the average temperature is 15°C (60°F), with maximums reaching 32°C (90°F) and minimums dipping as low as 2°C (35°F). This weather makes Grobla an ideal destination for travelers looking to experience a variety of climates during their visit.

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

The chart illustrates September temperature patterns in Grobla, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grobla, September typically has an average temperature of 15°C (60°F), with highs reaching up to 32°C (90°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec313540495768686960514235
Data source: Temperature data for Grobla 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 Grobla

In Grobla in September, the precipitation amount is 93 mm (3.7 in) over the course of 11 days, indicating that rain is expected to be fairly frequent during that time.

September Precipitation Trends in Grobla

The chart displays monthly precipitation patterns in Grobla, 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 Grobla, September typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec3448405991709111493724448
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Grobla

In Grobla in September humidity is 68%. With an average temperature of 15°C (60°F), this humidity feels like a warm blanket enveloping you, making it comfortable for leisurely strolls but slightly sticky if you're engaging in more strenuous activities while traveling.

September Average Humidity in Grobla

This chart illustrates the average monthly humidity levels in Grobla, 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 Grobla is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%76%58%56%56%55%68%84%89%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Grobla

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

Maximum UV Index Levels in Grobla for September

The chart shows the monthly maximum UV Index (UVI) for Grobla 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 Grobla typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224678876421
Data source: Grobla 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 Grobla Compares to Other Months

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

This table compares monthly weather conditions in Grobla, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)33 mm (1.3 inches)91%low
February Weather1°C (35°F)48 mm (1.9 inches)89%low
March Weather4°C (40°F)40 mm (1.6 inches)86%moderate
April Weather9°C (49°F)59 mm (2.3 inches)76%high
May Weather14°C (58°F)91 mm (3.6 inches)58%high
June Weather20°C (68°F)69 mm (2.7 inches)56%very high
July Weather20°C (69°F)91 mm (3.6 inches)56%very high
August Weather20°C (69°F)114 mm (4.5 inches)55%high
September Weather15°C (60°F)93 mm (3.7 inches)68%high
October Weather11°C (51°F)72 mm (2.8 inches)84%moderate
November Weather6°C (42°F)44 mm (1.7 inches)89%low
December Weather2°C (35°F)48 mm (1.9 inches)91%low

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