Barometric Pressure in Potomac, United States 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in Potomac, Maryland, United States is predicted to slowly drop over the next few hours, with an average pressure of 1007.8 hPa today, which is lower than normal.
Weather prediction: Expect more wet and unsettled conditions
The daily total fluctuation in pressure in Potomac is 8 hPa, with a low of 1002.6 hPa and a high of 1010.6 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Potomac hour by hour and stay informed about how it will change over the next 6 hours.
Weather patterns in Potomac cause barometric pressure to rise and fall. Changes in pressure bring different weather conditions like rain, sunshine, or storms.
Potomac's high elevation and hilly landscape make atmospheric pressure vary more. The town's position near the Piedmont Plateau also affects pressure changes.
In winter, pressure is usually lower, bringing cold fronts and snow. In summer, pressure is higher, leading to hot and humid weather. Spring and fall pressures are moderate, with mild temperatures.
Potomac has a humid subtropical climate, which means frequent pressure changes and varying weather conditions throughout the year. This leads to an unpredictable and dynamic weather experience.