Barometric Pressure in Arlington, United States 
1012.8 hPa
20.4 ℃
81%
2.47 m/s
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The average pressure in Arlington, Virginia, United States today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fine, possible showers
Rapid Pressure Changes
Rapid pressure changes detected in Arlington, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Fall : ()
- Rapid Rise : ()
- Rapid Rise : ()
- Rapid Fall : ()
The daily total fluctuation in pressure in Arlington is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Arlington hour by hour across the next 6 hourly readings.
The barometric pressure in Arlington, Virginia varies throughout the year. It is influenced by the movement of high and low-pressure systems. These systems bring different types of weather to the area.
Arlington is located near the Atlantic Ocean and the Appalachian Mountains. The ocean has a moderating effect on the climate. The mountains to the west block some of the cold air from the north. This mix of oceanic and mountainous influences affects the atmospheric pressure.
The landscape around Arlington is relatively flat. The city is situated in the coastal plain of the Potomac River. This flat terrain allows air masses to move freely. The atmospheric pressure is affected by the movement of these air masses.
The weather in Arlington is influenced by its proximity to the ocean and the mountains. The atmospheric pressure is affected by the interaction of these two influences. This results in a unique weather pattern for the area.