Decatur County, IA: Current UV Index and Hourly Forecast

As of 12:10 AM CDT on July 31, 2025, all 10 cities in Decatur 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 Decatur County, IA is expected to be 7.6 in Lamoni between 1:00 PM - 2:00 PM CDT today.

Search Cities in Decatur County, IA

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Decatur County, IA as of 12:10 AM CDT, July 31, 2025

Current UV Index in Cities in Decatur County, IA

12:10 AM CDT, July 31, 2025