UV Index Today in Prince William County, Virginia (VA)
Wednesday, July 15, 2026 -1:03 PM EDT (GMT-4)
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The average maximum UV Index today across 33 locations in Prince William County, Virginia (VA), is 10. The highest projected maximum is 10.1 in Manassas at 1:00 PM EDT, while the lowest projected maximum is 10 in Dale City at 1:00 PM EDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 7.8. The highest projected maximum is 8.1 in Cherry Hill at 1:00 PM EDT, and the lowest projected maximum is 7.4 in Bull Run Mountain Estates at 1:00 PM EDT.
33 Places in Prince William County, Virginia (VA)
Maximum UV Index Today