Iroquois County, IL: Current UV Index and Hourly Forecast

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As of 3:35 PM CDT on August 11, 2026, out of 20 cities in Iroquois County, IL in our database, 13 cities (65%) have a UV Index reading of Low, while 7 cities (35%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Gilman, IL with a reading of 3.2.

Over the next 24 hours, the highest UV Index reading in Iroquois County, IL is expected to be 5.7 in Watseka between 2:00 PM - 3:00 PM CDT tomorrow.

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Current UV Index in Cities in Iroquois County, IL

• Ashkum - 2.1
• Beaverville - 1.7
• Buckley - 3.2
• Cissna Park - 3.2
• Clifton - 2.1
• Crescent City - 2.3
• Danforth - 3.2
• Donovan - 0.7
• Gilman - 3.2
• Iroquois - 1.8
• Loda - 3.2
• Martinton - 1.7
• Milford - 2.3
• Onarga - 3.2
• Papineau - 1.7
• Sheldon - 1.8
• Thawville - 3.2
• Watseka - 2.3
• Wellington - 2.3
• Woodland - 2.3