Clark County, NV: Current UV Index and Hourly Forecast

As of 4:24 PM PDT on July 18, 2025, out of 25 cities in Clark County, NV in our database, 23 cities (92%) have a UV Index reading of Moderate, while 2 cities (8%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Blue Diamond, NV with a reading of 4.7.

Over the next 24 hours, the highest UV Index reading in Clark County, NV is expected to be 11.2 in Mount Charleston between 1:00 PM - 2:00 PM PDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Clark County, NV as of 4:24 PM PDT, July 18, 2025

Current UV Index in Cities in Clark County, NV

4:24 PM PDT, July 18, 2025