Barometric Pressure in Bethlehem, United States 
1030.1 hPa
4.9 ℃
77%
1.1 m/s
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The average pressure in Bethlehem, Pennsylvania, United States today is , which is higher than normal. Pressure is trending falling.
Weather prediction: Rain at times, worse later
The daily total fluctuation in pressure in Bethlehem is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Bethlehem hour by hour across the next 6 hourly readings.
The barometric pressure in Bethlehem, Pennsylvania, varies throughout the year. It is influenced by the movement of high and low-pressure systems. These systems bring different types of weather to the area.
Bethlehem is situated in the Lehigh Valley. Mountains surround the valley to the north and south. This unique landscape affects the flow of air. It can cause the air to rise and cool, resulting in precipitation.
The combination of the valley and mountains contributes to the changes in barometric pressure. It leads to varying weather conditions in Bethlehem. The pressure changes can bring storms, winds, or clear skies.