Champaign County, IL: Current UV Index and Hourly Forecast

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As of 7:20 AM CDT on May 17, 2026, all 27 cities in Champaign County, IL in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is St. Joseph, IL with a reading of 0.4.

Over the next 24 hours, the highest UV Index reading in Champaign County, IL is expected to be 8.8 in St. Joseph between 1:00 PM - 2:00 PM CDT today.

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Current UV Index in Cities in Champaign County, IL

• Bondville - 0.3
• Broadlands - 0.4
• Champaign - 0.3
• Dewey - 0.3
• Fisher - 0.3
• Foosland - 0.3
• Gifford - 0.3
• Homer - 0.4
• Ivesdale - 0.4
• Lake of the Woods - 0.3
• Longview - 0.4
• Ludlow - 0.2
• Mahomet - 0.3
• Ogden - 0.4
• Penfield - 0.3
• Pesotum - 0.3
• Philo - 0.3
• Rantoul - 0.3
• Royal - 0.3
• Sadorus - 0.3
• Savoy - 0.3
• Seymour - 0.4
• Sidney - 0.4
• St. Joseph - 0.4
• Thomasboro - 0.3
• Tolono - 0.3
• Urbana - 0.3