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Barometric Pressure in Manassas, Virginia, US


0000 hPa
00.00 inHg


00.0 ℃
0.00 ℉


00.0 m/s
00.0 mph


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The pressure in Manassas, United States United States is predicted to slowly drop over the next few hours, with an average pressure of 1010.3 hPa today, which is considered normal.


Weather prediction: Expect more wet and unsettled conditions

The daily total fluctuation in pressure in Manassas is 4.2 hPa, with a low of 1008.3 hPa and a high of 1012.5 hPa. The daily average here is lower than in most cities around the world.



The barometric pressure in Manassas, Virginia is typically around 30.17 inches of mercury (inHg). This is slightly above the national average. It can fluctuate depending on the season. In the winter, it tends to be lower, around 29.95 inHg. In the summer, it's usually higher, around 30.30 inHg.

Barometric pressure

Manassas is located in a valley surrounded by the Bull Run Mountains to the south and the Catoctin Mountains to the north. The city's elevation is 620 feet above sea level. The surrounding mountains affect the air pressure. They can trap cold air in the valley, leading to lower pressure.

The mountains also block some air masses from reaching the city. This can influence the pressure patterns. In addition, the city's proximity to the Atlantic Ocean and the Chesapeake Bay affects the air pressure. Moist air from these bodies of water can lead to changes in pressure.


* The barometric pressure information for Manassas, Virginia, United States on this page is for educational purposes only. We are not responsible for its accuracy or reliability. This information is not medical advice. Consult a health professional for medical concerns and do not rely on this site for medical decisions.