Barometric Pressure in Ashburn, United States 
1023.9 hPa
11.5 ℃
80%
2.52 m/s
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The average pressure in Ashburn, Virginia, United States today is , which is considered normal. Pressure is trending falling.
Weather prediction: Occasional rain, worsening
The daily total fluctuation in pressure in Ashburn is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Ashburn hour by hour across the next 6 hourly readings.
The barometric pressure in Ashburn, Virginia, is known to fluctuate throughout the year. It can rise or fall greatly in a short period. This can lead to changes in the weather. Sometimes, it brings rain or strong winds.
Ashburn is located in the eastern United States, near the Blue Ridge Mountains. The mountains influence the atmospheric pressure in the city. They create a rain shadow effect, blocking moisture from the east. The city's proximity to the Atlantic Ocean also affects the pressure. It brings warm, humid air from the southeast.
The surrounding landscape is a mix of hills and valleys. This varying topography disrupts the airflow, creating local weather patterns. The area's many lakes and rivers also impact the pressure. They release moisture into the air, contributing to the local climate.