Union County, IA: Current UV Index and Hourly Forecast

As of 8:06 PM CDT on July 9, 2025, all 8 cities in Union County, IA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Cromwell, IA with a reading of 0.2.

Over the next 24 hours, the highest UV Index reading in Union County, IA is expected to be 7.5 in Creston between 1:00 PM - 2:00 PM CDT tomorrow.

Search Cities in Union County, IA

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Union County, IA as of 8:06 PM CDT, July 9, 2025

Current UV Index in Cities in Union County, IA

8:06 PM CDT, July 9, 2025