Barometric Pressure in Herndon, United States 
1032.5 hPa
16.2 ℃
42%
1.63 m/s
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The average pressure in Herndon, Virginia, United States today is , which is higher than normal. Pressure is trending steady.
Weather prediction: Showery early, improving
Rapid Pressure Changes
Rapid pressure changes detected in Herndon, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Rise : ()
The daily total fluctuation in pressure in Herndon is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Herndon hour by hour across the next 6 hourly readings.
The barometric pressure in Herndon, Virginia, varies throughout the year. It changes depending on weather systems moving into the region. Pressure drops when low-pressure systems approach. It rises when high-pressure systems dominate.
Herndon is located near the Piedmont plateau. This plateau stretches from New Jersey to Alabama. The city is surrounded by gentle slopes and hills. The nearby Blue Ridge Mountains are about 20 miles west.