Clark County, SD: Current UV Index and Hourly Forecast

As of 3:51 AM CST on December 13, 2025, all 13 cities in Clark County, SD 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 Clark County, SD is expected to be 1.5 in Willow Lake between 1:00 PM - 2:00 PM CST today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Clark County, SD as of 3:51 AM CST, December 13, 2025

Current UV Index in Cities in Clark County, SD

3:51 AM CST, December 13, 2025