Washington County, MD: Current UV Index and Hourly Forecast

As of 3:42 PM EDT on May 10, 2026, out of 61 cities in Washington County, MD in our database, 45 cities (74%) have a UV Index reading of Low, while 16 cities (26%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Mount Aetna, MD with a reading of 5.3.

Over the next 24 hours, the highest UV Index reading in Washington County, MD is expected to be 6.8 in Hancock between 2:00 PM - 3:00 PM EDT tomorrow.

Search Cities in Washington County, MD

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Washington County, MD as of 3:42 PM EDT, May 10, 2026

Current UV Index in Cities in Washington County, MD

3:42 PM EDT, May 10, 2026