UV Index Today in Arlington County, Virginia (VA)

The average maximum UV Index today across 8 locations in Arlington County, Virginia (VA), is 3.4. The highest projected maximum is 3.4 in Washington at 12:00 PM EST, while the lowest projected maximum is 3.4 in Washington at 12:00 PM EST.

Tomorrow, the average maximum UV Index across those same locations is expected to be 3.1. The highest projected maximum is 3.2 in Washington at 12:00 PM EST, and the lowest projected maximum is 2.9 in McLean at 12:00 PM EST.