Barometric Pressure in Mt. Vernon, United States 
0000 hPa
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00.0 m/s
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The pressure in Mt. Vernon, Illinois, United States is predicted to slowly drop over the next few hours, with an average pressure of 991.2 hPa today, which is lower than normal.
Weather prediction: Expect more wet and unsettled conditions
The daily total fluctuation in pressure in Mt. Vernon is 3.1 hPa, with a low of 989.3 hPa and a high of 992.4 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Mt. Vernon hour by hour and stay informed about how it will change over the next 6 hours.
Weather patterns in Mt. Vernon cause changes in barometric pressure, which can rise or fall rapidly. These changes can bring different types of weather, such as storms or fair skies.
Mt. Vernon's elevation of 510 feet and surrounding hills can trap or direct air masses, influencing atmospheric pressure. This can create unique local weather conditions.
In winter, pressure is often low, bringing cold air and snow. In summer, high pressure dominates, bringing warm air and humidity. Spring and fall bring more variable pressure and changing weather patterns.
Mt. Vernon has a humid continental climate, which means big temperature and pressure changes throughout the year, making the weather feel dynamic and unpredictable.