UV Index Today in Allegheny County, Pennsylvania (PA) Friday, May 22, 2026 -2:40 PMEDT (GMT-4) The average maximum UV Index today across 160 locations in Allegheny County, Pennsylvania (PA) , is 5.4. The highest projected maximum is 6.4 in South Fayette at 12:00 PM EDT, while the lowest projected maximum is 5.1 in Penn Hills at 11:00 AM EDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 0.7. The highest projected maximum is 0.8 in Economy at 3:00 PM EDT, and the lowest projected maximum is 0.5 in West Deer at 12:00 PM EDT.
43 County Subdivisions in Allegheny County, Pennsylvania (PA) Maximum UV Index Today
Aleppo - 6.1
Baldwin - 5.2
Bethel Park - 5.3
Collier - 6.1
Crescent - 6.1
East Deer - 5.1
Elizabeth - 5.1
Fawn - 6
Findlay - 6.1
Forward - 5.3
Frazer - 5.1
Hampton - 5.2
Harmar - 5.1
Harrison - 6
Indiana - 5.1
Kennedy - 5.2
Kilbuck - 5.2
Leet - 6.1
McCandless - 5.2
Marshall - 5.7
Monroeville - 5.1
Moon - 6.1
Mount Lebanon - 5.2
Neville - 5.2
North Fayette - 6.1
North Versailles - 5.1
O'Hara - 5.2
Ohio - 5.2
Penn Hills - 5.1
Pine - 5.7
Reserve - 5.2
Richland - 5.7
Robinson - 6.1
Ross - 5.2
Scott - 5.2
Shaler - 5.2
South Fayette - 6.4
South Park - 5.3
Springdale - 5.1
Stowe - 5.2
Upper St. Clair - 5.3
West Deer - 6
Wilkins - 5.1117 Places in Allegheny County, Pennsylvania (PA) Maximum UV Index Today
Allison Park - 5.2
Ambridge - 6.1
Ambridge Heights - 6.1
Arnold - 5.1
Aspinwall - 5.2
Avalon - 5.2
Bairdford - 5.7
Bakerstown - 5.7
Baldwin - 5.3
Bell Acres - 6.1
Bellevue - 5.2
Ben Avon - 5.2
Blaine Hill - 5.1
Blawnox - 5.1
Brackenridge - 5.1
Braddock - 5.1
Braddock Hills - 5.1
Bradford Woods - 5.7
Brentwood - 5.3
Bridgeville - 5.3
Carnegie - 5.2
Carnot-Moon - 6.1
Castle Shannon - 5.3
Cecil-Bishop - 6.4
Chalfant - 5.1
Cheswick - 5.1
Churchill - 5.1
Clairton - 5.3
Clinton - 6.1
Collinsburg - 5.1
Coraopolis - 6.1
Crafton - 5.2
Curtisville - 6
Dormont - 5.2
Dorseyville - 5.2
Dravosburg - 5.3
Duquesne - 5.1
East McKeesport - 5.1
East Pittsburgh - 5.1
Economy - 6
Edgewood - 5.2
Edgeworth - 6.1
Elizabeth - 5.3
Emsworth - 5.2
Enlow - 6.1
Etna - 5.2
Forest Hills - 5.1
Fox Chapel - 5.2
Franklin Park - 5.2
Gastonville - 5.3
Gibsonia - 5.7
Glassport - 5.3
Glendale - 5.2
Glen Osborne - 6.1
Glenshaw - 5.2
Greenock - 5.1
Green Tree - 5.2
Harwick - 5.1
Heidelberg - 5.2
Homestead - 5.2
Imperial - 6.1
Ingram - 5.2
Jefferson Hills - 5.3
Leetsdale - 6.1
Level Green - 5.1
Liberty - 5.1
Lincoln - 5.1
Lower Burrell - 5.1
McDonald - 6.4
McKeesport - 5.1
McKees Rocks - 5.2
Millvale - 5.2
Monongahela - 5.3
Mount Oliver - 5.2
Munhall - 5.2
Natrona - 5.1
Natrona Heights - 5.1
New Eagle - 5.3
New Kensington - 5.1
Noblestown - 6.1
North Braddock - 5.1
Oakdale - 6.1
Oakmont - 5.1
Pennsbury Village - 5.2
Pitcairn - 5.1
Pittsburgh - 5.2
Pleasant Hills - 5.3
Plum - 5.1
Port Vue - 5.1
Rankin - 5.2
Rennerdale - 6.1
Rosslyn Farms - 5.2
Russellton - 5.1
Seven Fields - 5.7
Sewickley - 6.1
Sewickley Heights - 6.1
Sewickley Hills - 6.1
Sharpsburg - 5.2
Springdale - 5.1
Sturgeon - 6.1
Sutersville - 5.1
Swissvale - 5.2
Tarentum - 5.1
Trafford - 5.1
Turtle Creek - 5.1
Valencia - 5.7
Verona - 5.1
Versailles - 5.1
Wall - 5.1
West Homestead - 5.2
West Mifflin - 5.3
West View - 5.2
Whitaker - 5.2
Whitehall - 5.3
White Oak - 5.1
Wilkinsburg - 5.1
Wilmerding - 5.1