Lancaster County, PA: Current UV Index and Hourly Forecast

As of 1:53 AM EDT on June 4, 2025, all 56 cities in Lancaster County, PA in our database have a UV Index reading of 0, indicating no radiation from the sun.

Over the next 24 hours, the highest UV Index reading in Lancaster County, PA is expected to be 9 in Lancaster between 1:00 PM - 2:00 PM EDT today.

Search Cities in Lancaster County, PA

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Lancaster County, PA as of 1:53 AM EDT, June 4, 2025

Current UV Index in Cities in Lancaster County, PA

1:53 AM EDT, June 4, 2025