UV Index Today in Prince William County, Virginia (VA)

The average maximum UV Index today across 33 locations in Prince William County, Virginia (VA), is 6.4. The highest projected maximum is 6.6 in Gainesville at 1:00 PM EDT, while the lowest projected maximum is 6.3 in Cherry Hill at 1:00 PM EDT.

Tomorrow, the average maximum UV Index across those same locations is expected to be 2.8. The highest projected maximum is 4.4 in Bull Run Mountain Estates at 1:00 PM EDT, and the lowest projected maximum is 2.2 in Cherry Hill at 1:00 PM EDT.