0000 hPa
00.00 inHg
00.0 ℃
0.00 ℉
00.0 m/s
00.0 mph
00.0%
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The pressure in Washington, United States is predicted to rapidly rise over the next few hours, with an average pressure of 1012.6 hPa today, which is considered normal.
Weather prediction: Expect shortly fair weather and gale or storm winds
The daily total fluctuation in pressure in Washington is 4.1 hPa, with a low of 1011.2 hPa and a high of 1015.3 hPa. The daily average here is lower than in most cities around the world.
The barometric pressure in Washington, D.C. typically ranges from 30.1 to 30.3 inches. This is slightly above the national average.
The surrounding landscape plays a significant role in shaping the pressure. The city is situated near the Atlantic Ocean. The ocean's moisture-laden air contributes to the pressure patterns.
The Appalachian Mountains are to the west of Washington, D.C. They moderate the pressure by blocking or redirecting air masses. The mountains also force warm air to rise, cool, and condense, resulting in precipitation.
The Potomac River runs along the southwestern edge of the city. It has a limited impact on the pressure. However, it can influence local weather conditions by enhancing humidity and precipitation.