Sioux County, IA: Current UV Index and Hourly Forecast

As of 9:39 PM CDT on June 27, 2025, all 13 cities in Sioux County, IA 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 Sioux County, IA is expected to be 9 in Orange City between 1:00 PM - 2:00 PM CDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Sioux County, IA as of 9:39 PM CDT, June 27, 2025

Current UV Index in Cities in Sioux County, IA

9:39 PM CDT, June 27, 2025