Northampton County, PA: Current UV Index and Hourly Forecast

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As of 5:33 PM EDT on September 23, 2025, all 31 cities in Northampton County, PA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Bethlehem, PA with a reading of 0.8.

Over the next 24 hours, the highest UV Index reading in Northampton County, PA is expected to be 4.4 in Hellertown between 1:00 PM - 2:00 PM EDT tomorrow.

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Current UV Index in Cities in Northampton County, PA

• Ackermanville - 0.8
• Bangor - 0.8
• Bath - 0.8
• Bethlehem - 0.8
• Chapman - 0.8
• Cherryville - 0.8
• Chesnut Hill - 0.8
• East Bangor - 0.8
• Eastlawn Gardens - 0.8
• Easton - 0.8
• Freemansburg - 0.8
• Glendon - 0.8
• Hellertown - 0.5
• Martins Creek - 0.8
• Middletown - 0.8
• Morgan Hill - 0.8
• Nazareth - 0.8
• North Catasauqua - 0.8
• Northampton - 0.8
• Old Orchard - 0.8
• Palmer Heights - 0.8
• Pen Argyl - 0.8
• Portland - 0.8
• Raubsville - 0.8
• Roseto - 0.8
• Stockertown - 0.8
• Tatamy - 0.8
• Walnutport - 0.8
• West Easton - 0.8
• Wilson - 0.8
• Wind Gap - 0.8