UV Index Today in Pima County, Arizona (AZ)
Tuesday, October 13, 2026 -12:25 PM MST (GMT-7)
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The average maximum UV Index today across 30 locations in Pima County, Arizona (AZ), is 5.8. The highest projected maximum is 7.5 in Mescal at 12:00 PM MST, while the lowest projected maximum is 4.8 in Tucson at 11:00 AM MST.
Tomorrow, the average maximum UV Index across those same locations is expected to be 6.8. The highest projected maximum is 7.1 in Green Valley at 12:00 PM MST, and the lowest projected maximum is 6.5 in Ajo at 1:00 PM MST.
30 Places in Pima County, Arizona (AZ)
Maximum UV Index Today