As of 3:06 AM CST on November 21, 2024, all 119 cities in Cook County, IL in our database have a UV Index reading of 0, indicating no radiation from the sun.
Over the next 24 hours, the highest UV Index reading in Cook County, IL is expected to be 0.9 in Orland Park between 12:00 PM - 1:00 PM CST today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |