UV Index Today in Maricopa County, Arizona (AZ)

The average maximum UV Index today across 41 locations in Maricopa County, Arizona (AZ), is 11.2. The highest projected maximum is 11.4 in San Tan Valley at 12:00 PM MST, while the lowest projected maximum is 11.1 in Glendale at 12:00 PM MST.

Tomorrow, the average maximum UV Index across those same locations is expected to be 9.1. The highest projected maximum is 11.1 in Apache Junction at 12:00 PM MST, and the lowest projected maximum is 7.7 in Glendale at 11:00 AM MST.