Barometric Pressure in Washington, United States 
1007.6 hPa
16.3 ℃
85%
4.67 m/s
Get Alerts 🚨. Sign up to receive alerts when the barometric pressure changes significantly.
The average pressure in Washington, Washington, D.C., United States today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fairly fine, improving
Rapid Pressure Changes
Rapid pressure changes detected in Washington, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Fall : ()
- Rapid Fall : ()
- Rapid Rise : ()
The daily total fluctuation in pressure in Washington is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Washington hour by hour across the next 6 hourly readings.
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.