Barometric Pressure in Allentown, Pennsylvania, US
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in Allentown, United States 
is predicted to slowly rise over the next few hours, with an average pressure of 1015.5 hPa today, which is considered normal.
Weather prediction: Expect more fair, dry, cool weather
The daily total fluctuation in pressure in Allentown is 7.1 hPa, with a low of 1010.7 hPa and a high of 1017.8 hPa. The daily average here is higher than in most cities around the world.
Forecast
The barometric pressure in Allentown, Pennsylvania varies throughout the year. It changes from day to day and from season to season. High pressure brings fair weather. Low pressure brings rain and storms.
Allentown is located in the Lehigh Valley. The valley is surrounded by mountains on all sides. The Appalachian Mountains are to the north. The Blue Mountains are to the south.
The mountains affect the air pressure in Allentown. They block or redirect air masses from the north and south. This creates changes in the atmospheric pressure.