As of 11:54 AM CDT on May 12, 2025, out of 10 cities in Piatt County, IL in our database, 7 cities (70%) have a UV Index reading of Moderate, while 3 cities (30%) have a UV Index reading of High. The city with the highest UV Index reading right now is Cerro Gordo, IL with a reading of 5.6.
Over the next 24 hours, the highest UV Index reading in Piatt County, IL is expected to be 6.8 in Mansfield between 1:00 PM - 2:00 PM CDT today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |