South Dakota (SD): Current UV Index and Hourly Forecast

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As of 9:24 PM CDT on June 27, 2025, all 483 cities in South Dakota in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Spearfish, SD with a reading of 0.1.

Over the next 24 hours, the highest UV Index reading in South Dakota is expected to be 10.3 in Lead between 1:00 PM - 2:00 PM MDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in South Dakota as of 9:24 PM CDT, June 27, 2025

Counties in South Dakota (SD)

Current UV Index in Major Cities in South Dakota (SD)

9:24 PM CDT, June 27, 2025