UV Index Today in Arapahoe County, Colorado (CO)
Wednesday, July 15, 2026 -11:06 AM MDT (GMT-6)
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The average maximum UV Index today across 27 locations in Arapahoe County, Colorado (CO), is 11.6. The highest projected maximum is 11.7 in Highlands Ranch at 1:00 PM MDT, while the lowest projected maximum is 11.4 in Strasburg at 1:00 PM MDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 11.4. The highest projected maximum is 11.5 in Centennial at 1:00 PM MDT, and the lowest projected maximum is 11.1 in Strasburg at 1:00 PM MDT.
27 Places in Arapahoe County, Colorado (CO)
Maximum UV Index Today