As of 4:00 AM CST on November 21, 2024, all 12 cities in Stephenson 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 Stephenson County, IL is expected to be 0.5 in Freeport 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 |