Linn County, IA: Current UV Index and Hourly Forecast

As of 12:41 AM CDT on May 17, 2025, all 18 cities in Linn County, IA 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 Linn County, IA is expected to be 5.4 in Marion between 3:00 PM - 4:00 PM CDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Linn County, IA as of 12:41 AM CDT, May 17, 2025

Current UV Index in Cities in Linn County, IA

12:41 AM CDT, May 17, 2025