Arapahoe County, CO: Current UV Index and Hourly Forecast

As of 1:26 PM MDT on April 20, 2025, out of 24 cities in Arapahoe County, CO in our database, 13 cities (54%) have a UV Index reading of High, while 11 cities (46%) have a UV Index reading of Very High. The city with the highest UV Index reading right now is Centennial, CO with a reading of 7.6.

Over the next 24 hours, the highest UV Index reading in Arapahoe County, CO is expected to be 7.7 in Aurora between 12:00 PM - 1:00 PM MDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Arapahoe County, CO as of 1:26 PM MDT, April 20, 2025

Current UV Index in Cities in Arapahoe County, CO

1:26 PM MDT, April 20, 2025