Union County, SD: Current UV Index and Hourly Forecast

As of 2:37 PM CDT on April 1, 2025, all 7 cities in Union County, SD in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Dakota Dunes, SD with a reading of 1.1.

Over the next 24 hours, the highest UV Index reading in Union County, SD is expected to be 3.9 in Dakota Dunes between 12:00 PM - 1:00 PM CDT tomorrow.

Search Cities in Union County, SD

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Union County, SD as of 2:37 PM CDT, April 1, 2025

Current UV Index in Cities in Union County, SD

2:37 PM CDT, April 1, 2025