Lake County, IL: Current UV Index and Hourly Forecast

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As of 2:03 PM CDT on April 1, 2025, all 55 cities in Lake County, IL in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Waukegan, IL with a reading of 3.5.

Over the next 24 hours, the highest UV Index reading in Lake County, IL is expected to be 3.5 in Waukegan between 2:00 PM - 3:00 PM CDT today.

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Current UV Index in Cities in Lake County, IL

• Antioch - 3.3
• Bannockburn - 3.5
• Beach Park - 3.4
• Buffalo Grove - 3.3
• Channel Lake - 3
• Deer Park - 3.3
• Deerfield - 3.5
• Forest Lake - 3.3
• Fox Lake - 3
• Fox Lake Hills - 3
• Gages Lake - 3.3
• Grandwood Park - 3.3
• Grayslake - 3.3
• Green Oaks - 3.3
• Gurnee - 3.3
• Hainesville - 3.3
• Hawthorn Woods - 3.3
• Highland Park - 3.5
• Highwood - 3.5
• Indian Creek - 3.3
• Kildeer - 3.3
• Knollwood - 3.3
• Lake Barrington - 3.1
• Lake Bluff - 3.5
• Lake Catherine - 3
• Lake Forest - 3.5
• Lake Villa - 3.3
• Lake Zurich - 3.3
• Libertyville - 3.3
• Lincolnshire - 3.3
• Lindenhurst - 3.3
• Long Grove - 3.3
• Long Lake - 3
• Mettawa - 3.3
• Mundelein - 3.3
• North Barrington - 3.1
• North Chicago - 3.5
• Old Mill Creek - 3.3
• Park City - 3.3
• Port Barrington - 3.1
• Riverwoods - 3.3
• Round Lake - 3.3
• Round Lake Beach - 3.3
• Round Lake Heights - 3.3
• Round Lake Park - 3.3
• Third Lake - 3.3
• Tower Lakes - 3.1
• Venetian Village - 3.3
• Vernon Hills - 3.3
• Volo - 3.1
• Wadsworth - 3.3
• Wauconda - 3.1
• Waukegan - 3.5
• Winthrop Harbor - 3.4
• Zion - 3.4