St. Mary's County, MD: Current UV Index and Hourly Forecast

As of 6:57 AM EST on December 21, 2024, all 11 cities in St. Mary's County, MD in our database have a UV Index reading of 0, indicating no radiation from the sun.

Over the next 24 hours, the highest UV Index reading in St. Mary's County, MD is expected to be 1.8 in California between 12:00 PM - 1:00 PM EST today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in St. Mary's County, MD as of 6:57 AM EST, December 21, 2024

Current UV Index in Cities in St. Mary's County, MD

6:57 AM EST, December 21, 2024