Colorado (CO): Current UV Index and Hourly Forecast

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As of 2:54 AM MDT on April 25, 2025, all 478 cities in Colorado 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 Colorado is expected to be 10.2 in Silverton between 1:00 PM - 2:00 PM MDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Colorado as of 2:54 AM MDT, April 25, 2025

Counties in Colorado (CO)

Current UV Index in Major Cities in Colorado (CO)

2:54 AM MDT, April 25, 2025