Delaware County, PA: Current UV Index and Hourly Forecast

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As of 11:58 AM EDT on March 25, 2026, 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 Chester, PA with a reading of 2.4.

Over the next 24 hours, the highest UV Index reading in Delaware County, PA is expected to be 4.3 in Chester between 1:00 PM - 2:00 PM EDT today.

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Current UV Index in Cities in Delaware County, PA

• Aldan - 2.3
• Boothwyn - 2.4
• Brookhaven - 2.4
• Broomall - 2.3
• Chester - 2.4
• Chester Heights - 2.3
• Clifton Heights - 2.3
• Collingdale - 2.3
• Colwyn - 2.3
• Darby - 2.3
• Drexel Hill - 2.3
• East Lansdowne - 2.3
• Eddystone - 2.4
• Folcroft - 2.3
• Folsom - 2.3
• Glenolden - 2.3
• Haverford College - 2.3
• Lansdowne - 2.3
• Lima - 2.3
• Linwood - 2.4
• Marcus Hook - 2.4
• Media - 2.3
• Millbourne - 2.3
• Morton - 2.3
• Norwood - 2.3
• Parkside - 2.4
• Prospect Park - 2.3
• Ridley Park - 2.3
• Rose Valley - 2.3
• Rutledge - 2.3
• Saint Davids - 2.3
• Sharon Hill - 2.3
• Swarthmore - 2.3
• Trainer - 2.4
• Upland - 2.4
• Village Green-Green Ridge - 2.4
• Wayne - 2.3
• Woodlyn - 2.3
• Yeadon - 2.3