With a population of around 29,700, Highland Park sits in Illinois, United States. The city operates in the Central Time Zone.
In 2025, Highland Park recorded an average annual temperature of 50°F. The hottest temperatures reached 94°F in June; the coolest were -7°F in January. Total precipitation for the year was 31 inches, with the wettest month being June. Snowfall for the year totaled approximately 12 inches.
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