Northampton County, PA: Current UV Index and Hourly Forecast

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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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Northampton County, PA as of 5:33 PM EDT, September 23, 2025

Current UV Index in Cities in Northampton County, PA

5:33 PM EDT, September 23, 2025