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October Weather in Highland Park, United States

Last updated: June 24, 2025

In October, the average temperature in Highland Park, United States is a pleasant 20°C (68°F). However, temperatures can vary widely, with minimums dropping to 1°C (35°F) and soaring to maximums of 36°C (98°F). Expect 143 mm (5.6 in) of precipitation over 9 days, coupled with an average humidity of 72%, creating a uniquely vibrant climate.

October Temperature in Highland Park

In October in Highland Park, the average temperature is 20°C (68°F). Maximums can reach 36°C (98°F), while minimums can drop as low as 1°C (34°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

October Weather in Highland Park: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Highland Park, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Highland Park, October typically has an average temperature of 20°C (68°F), with highs reaching up to 36°C (98°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec474961657582858579685752
Data source: Temperature data for Highland Park 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.

October Precipitation in Highland Park

In Highland Park, in October, the precipitation amount is 143 mm (5.6 in) over the course of 9 days.

October Precipitation Trends in Highland Park

The chart displays monthly precipitation patterns in Highland Park, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Highland Park, October typically receives around 143 mm (5.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec60102115123178934796811435566
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Highland Park

In Highland Park in October humidity is 72%. With an average temperature of 20°C (68°F), this humidity feels like a heavy blanket enveloping you, making every step slightly more laborious and the air thick with moisture, which can be uncomfortable for traveling.

October Average Humidity in Highland Park

This chart illustrates the average monthly humidity levels in Highland Park, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Highland Park is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%78%78%81%78%73%66%65%72%82%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Highland Park

In Highland Park in October, 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 Highland Park.

Maximum UV Index Levels in Highland Park for October

The chart shows the monthly maximum UV Index (UVI) for Highland Park in October, 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 October, the maximum UV index in Highland Park typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
Data source: Highland Park October 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 October Weather in Highland Park Compares to Other Months

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

This table compares monthly weather conditions in Highland Park, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)60 mm (2.4 inches)80%moderate
February Weather10°C (50°F)102 mm (4.0 inches)79%high
March Weather16°C (61°F)115 mm (4.5 inches)78%very high
April Weather19°C (66°F)122 mm (4.8 inches)78%very high
May Weather24°C (75°F)178 mm (7.0 inches)81%extreme
June Weather28°C (82°F)93 mm (3.6 inches)78%extreme
July Weather30°C (85°F)47 mm (1.8 inches)73%extreme
August Weather29°C (85°F)96 mm (3.8 inches)66%extreme
September Weather26°C (80°F)81 mm (3.2 inches)65%very high
October Weather20°C (68°F)143 mm (5.6 inches)72%very high
November Weather14°C (57°F)55 mm (2.2 inches)82%high
December Weather11°C (52°F)66 mm (2.6 inches)87%moderate

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