Lehigh County, PA: Current UV Index and Hourly Forecast

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As of 5:42 PM EDT on September 23, 2025, all 25 cities in Lehigh County, PA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Allentown, PA with a reading of 0.9.

Over the next 24 hours, the highest UV Index reading in Lehigh County, PA is expected to be 4.4 in Breinigsville between 12:00 PM - 1:00 PM EDT tomorrow.

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Current UV Index in Cities in Lehigh County, PA

• Alburtis - 0.9
• Allentown - 0.9
• Ancient Oaks - 0.9
• Breinigsville - 0.9
• Catasauqua - 0.8
• Cementon - 0.8
• Cetronia - 0.9
• Coopersburg - 0.9
• Coplay - 0.8
• DeSales University - 0.9
• Dorneyville - 0.9
• Egypt - 0.8
• Emmaus - 0.9
• Fountain Hill - 0.9
• Fullerton - 0.8
• Hokendauqua - 0.8
• Laurys Station - 0.8
• Macungie - 0.9
• New Tripoli - 0.8
• Schnecksville - 0.8
• Slatedale - 0.8
• Slatington - 0.8
• Stiles - 0.8
• Trexlertown - 0.9
• Wescosville - 0.9