Barometric Pressure in Gettysburg, United States 
1013.8 hPa
23.1 ℃
30%
6.78 m/s
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The average pressure in Gettysburg, Pennsylvania, 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 Gettysburg, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Fall : ()
- Rapid Fall : ()
- Rapid Fall : ()
The daily total fluctuation in pressure in Gettysburg is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Gettysburg hour by hour across the next 6 hourly readings.
The weather in Gettysburg is affected by its location near the Appalachian Mountains, which creates changes in air pressure. During storms, pressure drops, and during fair weather, it rises.
Gettysburg's elevation, about 600 feet above sea level, and surrounding hills influence atmospheric pressure. The landscape causes air to rise, cool, and condense, leading to precipitation.
In winter, pressure is usually high, bringing cold and dry air. Spring and fall bring low pressure, resulting in unstable and changing weather. Summer has high pressure, causing warm and humid air.
Gettysburg has a humid continental climate, leading to significant changes in barometric pressure throughout the year. These fluctuations result in varying weather conditions that locals experience.