UV Index Today in Frederick County, Maryland (MD)
Tuesday, April 7, 2026 - 4:48 AM EDT (GMT-4)
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The average maximum UV Index today across 28 locations in Frederick County, Maryland (MD), is 6. The highest projected maximum is 6.1 in Brunswick at 1:00 PM EDT, while the lowest projected maximum is 5.9 in Emmitsburg at 1:00 PM EDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 6.1. The highest projected maximum is 6.2 in Urbana at 1:00 PM EDT, and the lowest projected maximum is 6.1 in Frederick at 1:00 PM EDT.
28 Places in Frederick County, Maryland (MD)
Maximum UV Index Today