UV Index Today in Maricopa County, Arizona (AZ)
Tuesday, April 7, 2026 - 1:51 AM MST (GMT-7)
- Home
- United States
- Arizona
- Maricopa County
The average maximum UV Index today across 41 locations in Maricopa County, Arizona (AZ), is 8.7. The highest projected maximum is 9 in New River at 12:00 PM MST, while the lowest projected maximum is 8.6 in Glendale at 12:00 PM MST.
Tomorrow, the average maximum UV Index across those same locations is expected to be 8.9. The highest projected maximum is 9.3 in New River at 12:00 PM MST, and the lowest projected maximum is 8.8 in Phoenix at 12:00 PM MST.
41 Places in Maricopa County, Arizona (AZ)
Maximum UV Index Today