UV Index Today in Lancaster County, Pennsylvania (PA)

The average maximum UV Index today across 103 locations in Lancaster County, Pennsylvania (PA), is 5. The highest projected maximum is 5 in Lancaster at 1:00 PM EDT, while the lowest projected maximum is 4.9 in Martic at 1:00 PM EDT.

Tomorrow, the average maximum UV Index across those same locations is expected to be 5.1. The highest projected maximum is 5.3 in Martic at 1:00 PM EDT, and the lowest projected maximum is 4.9 in East Hempfield at 1:00 PM EDT.