Union County, SD: Current UV Index and Hourly Forecast

As of 3:29 PM CDT on April 26, 2025, out of 7 cities in Union County, SD in our database, 5 cities (71%) have a UV Index reading of High, while 2 cities (29%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Elk Point, SD with a reading of 6.3.

Over the next 24 hours, the highest UV Index reading in Union County, SD is expected to be 6.3 in Elk Point between 3:00 PM - 4:00 PM CDT today.

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 3:29 PM CDT, April 26, 2025

Current UV Index in Cities in Union County, SD

3:29 PM CDT, April 26, 2025