Barometric Pressure in Baltimore, United States 
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The pressure in Baltimore, Ohio, United States is predicted to rise over the next few hours, with an average pressure of 991.6 hPa today, which is lower than normal.
Weather prediction: Expect fair, dry, cool weather and a strong breeze
The daily total fluctuation in pressure in Baltimore is 4.4 hPa, with a low of 988.6 hPa and a high of 993 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Baltimore hour by hour and stay informed about how it will change over the next 6 hours.
Baltimore's weather patterns make barometric pressure change often. Low-pressure systems bring rain and storms, while high-pressure systems bring fair weather.Pressure changes quickly when cold and warm air meet.
Baltimore's elevation is about 800 feet above sea level. The surrounding hills and mountains can block or redirect air masses, changing atmospheric pressure. This affects the weather and its variability.
In winter, Baltimore's pressure is often low, bringing cold and snow. In summer, pressure is often high, bringing warm and sunny weather. Spring and fall bring more variable pressure and weather.
Baltimore has a humid continental climate, which means big temperature and pressure changes throughout the year. This causes weather that's never stagnant, always changing, and sometimes unpredictable.