Barometric Pressure in Bethlehem, United States 
1009.7 hPa
10.3 ℃
86%
0.51 m/s
Get Alerts 🚨. Sign up to receive alerts when the barometric pressure changes significantly.
The average pressure in Bethlehem, Pennsylvania, United States today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fine, possible showers
Rapid Pressure Changes
Rapid pressure changes detected in Bethlehem, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Fall : ()
- Rapid Rise : ()
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.