Allentown, PA Air Quality
As of 8:38 PMAcceptable for most people; unusually sensitive people should take it easier outdoors.
Next 24 hours
US AQIAir quality outlook
Worst hour each day- Today80Moderate
- Thu 869Moderate
- Fri 947Good
- Sat 1075Moderate
- Sun 1155Moderate
From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.
Live radar
Open full mapAbout Allentown weather
Allentown is in Lehigh County, Pennsylvania, United States at 40.61°, -75.49°. Right now it’s 61° and clear; today’s high is 68° with a 0% chance of rain.
Pennsylvania has a humid continental climate with distinct seasonal changes that vary significantly across the state's diverse topography. The southeastern lowlands around Philadelphia experience milder winters and hotter summers than the mountainous interior. The Appalachian Mountains running through the center of the state create orographic effects that enhance precipitation and generate temperature contrasts between the eastern and western slopes.
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