UV Index Today in Maricopa County, Arizona (AZ)
Friday, August 7, 2026 -12:20 PM MST (GMT-7)
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The average maximum UV Index today across 41 locations in Maricopa County, Arizona (AZ), is 10.2. The highest projected maximum is 10.5 in Wickenburg at 12:00 PM MST, while the lowest projected maximum is 10.2 in Phoenix at 1:00 PM MST.
Tomorrow, the average maximum UV Index across those same locations is expected to be 9.8. The highest projected maximum is 10.2 in Wickenburg at 1:00 PM MST, and the lowest projected maximum is 9.6 in Mesa at 12:00 PM MST.
41 Places in Maricopa County, Arizona (AZ)
Maximum UV Index Today