DeKalb County, IL: Current UV Index and Hourly Forecast

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As of 12:48 PM CST on January 25, 2025, all 13 cities in DeKalb County, IL in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is DeKalb, IL with a reading of 1.7.

Over the next 24 hours, the highest UV Index reading in DeKalb County, IL is expected to be 1.7 in DeKalb between 12:00 PM - 1:00 PM CST today.

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Current UV Index in Cities in DeKalb County, IL

• Cortland - 1.7
• DeKalb - 1.7
• Genoa - 1.7
• Hinckley - 1.7
• Kingston - 1.7
• Kirkland - 1.7
• Malta - 1.7
• Maple Park - 1.7
• Sandwich - 1.6
• Shabbona - 1.7
• Somonauk - 1.7
• Sycamore - 1.7
• Waterman - 1.7