Delaware County, PA: Current UV Index and Hourly Forecast

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As of 6:28 PM EDT on July 17, 2025, all 39 cities in Delaware County, PA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Drexel Hill, PA with a reading of 1.3.

Over the next 24 hours, the highest UV Index reading in Delaware County, PA is expected to be 9.5 in Chester between 1:00 PM - 2:00 PM EDT tomorrow.

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Current UV Index in Cities in Delaware County, PA

• Aldan - 1.3
• Boothwyn - 1.2
• Brookhaven - 1.2
• Broomall - 1.3
• Chester - 1.2
• Chester Heights - 1.3
• Clifton Heights - 1.3
• Collingdale - 1.3
• Colwyn - 1.3
• Darby - 1.3
• Drexel Hill - 1.3
• East Lansdowne - 1.3
• Eddystone - 1.2
• Folcroft - 1.3
• Folsom - 1.3
• Glenolden - 1.3
• Haverford College - 1.3
• Lansdowne - 1.3
• Lima - 1.3
• Linwood - 1.2
• Marcus Hook - 1.2
• Media - 1.3
• Millbourne - 1.3
• Morton - 1.3
• Norwood - 1.3
• Parkside - 1.2
• Prospect Park - 1.3
• Ridley Park - 1.3
• Rose Valley - 1.3
• Rutledge - 1.3
• Saint Davids - 1.3
• Sharon Hill - 1.3
• Swarthmore - 1.3
• Trainer - 1.2
• Upland - 1.2
• Village Green-Green Ridge - 1.2
• Wayne - 1.3
• Woodlyn - 1.3
• Yeadon - 1.3