Sussex County, DE: Current UV Index and Hourly Forecast

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As of 3:50 PM EDT on July 9, 2026, all 27 cities in Sussex County, DE in our database have a UV Index reading of High. The city with the highest UV Index reading right now is Lewes, DE with a reading of 7.1.

Over the next 24 hours, the highest UV Index reading in Sussex County, DE is expected to be 9.7 in Millsboro between 1:00 PM - 2:00 PM EDT tomorrow.

Search Cities in Sussex County, DE

Current UV Index in Cities in Sussex County, DE

• Bethany Beach - 7.1
• Bethel - 6
• Blades - 6.5
• Bridgeville - 6.5
• Dagsboro - 7
• Delmar - 6
• Dewey Beach - 7.1
• Ellendale - 6.5
• Fenwick Island - 7.1
• Frankford - 7
• Georgetown - 6.5
• Greenwood - 6.5
• Henlopen Acres - 7.1
• Laurel - 6
• Lewes - 7.1
• Lincoln - 6.5
• Long Neck - 7
• Milford - 7
• Millsboro - 7
• Millville - 7
• Milton - 7.1
• Ocean View - 7.1
• Rehoboth Beach - 7.1
• Seaford - 6.5
• Selbyville - 7
• Slaughter Beach - 7.1
• South Bethany - 7.1