Delaware County, PA: Current UV Index and Hourly Forecast

As of 3:49 PM EDT on April 1, 2025, all 39 cities in Delaware County, PA in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Chester, PA with a reading of 3.9.

Over the next 24 hours, the highest UV Index reading in Delaware County, PA is expected to be 4.7 in Chester between 2:00 PM - 3:00 PM EDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Delaware County, PA as of 3:49 PM EDT, April 1, 2025

Current UV Index in Cities in Delaware County, PA

3:49 PM EDT, April 1, 2025