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

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As of 9:26 PM CDT on October 23, 2025, all 483 cities in South Dakota 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 South Dakota is expected to be 3.4 in Pine Ridge 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 9:26 PM CDT, October 23, 2025

Counties in South Dakota (SD)

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

9:26 PM CDT, October 23, 2025