Sunday, July 20, 2025. Allentown, PA - Weather Forecast

Allentown, Pennsylvania Weather:

Sunday, July 20, 2025

Day 88°

Night 64°

Precipitation 88 %

Wind 7 mph

UV Index (0 - 11+) 6

Weather Forecast History

Last Year's Weather on This Day (July 20, 2024)

Day

81°

Night

63°