Barometric Pressure in Belle Vernon, United States 
1018.7 hPa
14.4 ℃
78%
1.8 m/s
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The average pressure in Belle Vernon, Pennsylvania, United States today is , which is considered normal. Pressure is trending falling.
Weather prediction: Rain at times, very unsettled
The daily total fluctuation in pressure in Belle Vernon is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Belle Vernon hour by hour across the next 6 hourly readings.
Belle Vernon's air pressure changes with weather. Low pressure brings rain and storms, while high pressure brings clear skies. The town's location near rivers and mountains affects air pressure. Mountains block or redirect winds, changing pressure. Rivers keep the area cooler in summer and warmer in winter.
In winter, high pressure dominates, bringing cold and snow. Low pressure brings rain and warmer temperatures in spring. Summer has high pressure, making it hot and humid. Fall sees changing pressure, with cool and warm days.
Belle Vernon has a humid continental climate. This means big changes in air pressure and temperature. Winters are cold, summers are warm, and springs and falls are mild. The climate affects how often high and low pressure systems visit.