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September Weather in Hickory Hills, United States

Last updated: June 24, 2025

In September, the average temperature in Hickory Hills, United States is a pleasant 20°C (68°F). During this time, temperatures can dip to a minimum of 6°C (42°F) and reach a maximum of 32°C (90°F). Expect 78 mm (3.1 in) of precipitation spread over 9 days, and enjoy the high average humidity of 80% that adds to the unique atmosphere of the region.

September Temperature in Hickory Hills

In September in Hickory Hills, the average temperature is 20°C (68°F). The maximum can reach 32°C (90°F), while the minimum can be as low as 6°C (42°F). This climate makes Hickory Hills a pleasant destination for travelers seeking to enjoy mild weather and outdoor activities.

September Weather in Hickory Hills: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Hickory Hills, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hickory Hills, September typically has an average temperature of 20°C (68°F), with highs reaching up to 32°C (90°F) and lows dropping to around 6°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec272939475970747368554034
Data source: Temperature data for Hickory Hills 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 Hickory Hills

In Hickory Hills in September, the precipitation amount is 78 mm (3.1 in) over the course of 9 days.

September Precipitation Trends in Hickory Hills

The chart displays monthly precipitation patterns in Hickory Hills, 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 Hickory Hills, September typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec68709512515614410484781426563
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hickory Hills

In Hickory Hills in September, humidity is 80%. With an average temperature of 20°C (68°F), this humidity feels like traveling through a warm, dense blanket that clings to your skin, making you feel both sticky and lethargic as you explore the sights.

September Average Humidity in Hickory Hills

This chart illustrates the average monthly humidity levels in Hickory Hills, 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 Hickory Hills is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hickory Hills

In Hickory Hills in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Hickory Hills.

Maximum UV Index Levels in Hickory Hills for September

The chart shows the monthly maximum UV Index (UVI) for Hickory Hills 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 Hickory Hills typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098642
Data source: Hickory Hills 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 Hickory Hills Compares to Other Months

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

This table compares monthly weather conditions in Hickory Hills, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)68 mm (2.7 inches)82%moderate
February Weather-2°C (29°F)70 mm (2.7 inches)83%moderate
March Weather4°C (39°F)95 mm (3.7 inches)84%high
April Weather8°C (47°F)125 mm (4.9 inches)85%very high
May Weather15°C (59°F)156 mm (6.1 inches)79%very high
June Weather21°C (70°F)144 mm (5.7 inches)82%very high
July Weather24°C (75°F)104 mm (4.1 inches)80%very high
August Weather23°C (73°F)84 mm (3.3 inches)81%very high
September Weather20°C (68°F)78 mm (3.1 inches)80%very high
October Weather13°C (55°F)142 mm (5.6 inches)82%high
November Weather4°C (40°F)65 mm (2.6 inches)88%moderate
December Weather1°C (34°F)63 mm (2.5 inches)84%low

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