Barometric Pressure in Washington, D.C., United States 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in Washington, D.C., United States is predicted to slowly drop over the next few hours, with an average pressure of 1013.4 hPa today, which is considered normal.
Weather prediction: Expect more wet and unsettled conditions
The daily total fluctuation in pressure in Washington, D.C. is 4.6 hPa, with a low of 1011 hPa and a high of 1015.6 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Washington, D.C. hour by hour and stay informed about how it will change over the next 6 hours.
In Washington, D.C., the barometric pressure fluctuates throughout the year. During the colder months of winter and early spring, the barometric pressure tends to be higher, indicating stable conditions. In the warmer months of summer and fall, the barometric pressure is often lower, indicating the potential for unsettled weather.
The landscape around Washington, D.C. influences the atmospheric pressure in the area. The city is situated on the Atlantic Coastal Plain, which is relatively flat and surrounded by water bodies. This proximity to the Chesapeake Bay and the Atlantic Ocean can affect the atmospheric pressure, as air masses interact with the water and land surfaces. Additionally, the presence of the nearby Blue Ridge Mountains to the west can also influence the pressure patterns by altering the flow of air masses.