Harford County, MD: Current UV Index and Hourly Forecast

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As of 1:24 PM EDT on July 19, 2026, out of 16 cities in Harford County, MD in our database, 13 cities (81%) have a UV Index reading of Moderate, while 3 cities (19%) have a UV Index reading of High. The city with the highest UV Index reading right now is Darlington, MD with a reading of 7.4.

Over the next 24 hours, the highest UV Index reading in Harford County, MD is expected to be 7.5 in Pylesville between 12:00 PM - 1:00 PM EDT tomorrow.

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Current UV Index in Cities in Harford County, MD

• Aberdeen - 4.7
• Aberdeen Proving Ground - 4.7
• Abingdon - 4.7
• Bel Air - 4.7
• Bel Air North - 4.7
• Bel Air South - 4.7
• Darlington - 7.4
• Edgewood - 4.7
• Fallston - 4.6
• Havre de Grace - 6.9
• Jarrettsville - 4.6
• Joppatowne - 4.7
• Perryman - 4.7
• Pleasant Hills - 4.6
• Pylesville - 6.7
• Riverside - 4.7