Clark County, NV: Current UV Index and Hourly Forecast

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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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Current UV Index in Cities in Clark County, NV

• Blue Diamond - 4.7
• Boulder City - 3.6
• Bunkerville - 4.4
• Cal-Nev-Ari - 4.1
• Enterprise - 4.6
• Goodsprings - 4.7
• Henderson - 4.4
• Indian Springs - 3
• Las Vegas - 4
• Laughlin - 4.6
• Mesquite - 4.4
• Moapa Town - 4.2
• Moapa Valley - 4.2
• Mount Charleston - 4.5
• Nellis AFB - 4.4
• Nelson - 1.9
• North Las Vegas - 4.4
• Paradise - 4.6
• Sandy Valley - 4.1
• Searchlight - 2
• Spring Valley - 4.6
• Summerlin South - 4.6
• Sunrise Manor - 4.4
• Whitney - 4.4
• Winchester - 4