Fairfax County, VA: Current UV Index and Hourly Forecast

As of 8:10 AM EDT on June 1, 2025, all 69 cities in Fairfax County, VA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Reston, VA with a reading of 1.

Over the next 24 hours, the highest UV Index reading in Fairfax County, VA is expected to be 6.3 in Reston between 1:00 PM - 2:00 PM EDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Fairfax County, VA as of 8:10 AM EDT, June 1, 2025

Current UV Index in Cities in Fairfax County, VA

8:10 AM EDT, June 1, 2025