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 3.4. The highest projected maximum is 3.5 in Cherry Hill at 12:00 PM EST, while the lowest projected maximum is 3.4 in Dale City at 12:00 PM EST.

Tomorrow, the average maximum UV Index across those same locations is expected to be 3.2. The highest projected maximum is 3.3 in Cherry Hill at 12:00 PM EST, and the lowest projected maximum is 3.1 in Manassas at 12:00 PM EST.