Barometric Pressure in Hershey, United States 
1014.2 hPa
21.2 ℃
31%
6.17 m/s
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The average pressure in Hershey, Pennsylvania, 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 Hershey, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Fall : ()
- Rapid Fall : ()
The daily total fluctuation in pressure in Hershey is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Hershey hour by hour across the next 6 hourly readings.
The barometric pressure in Hershey, Pennsylvania fluctuates throughout the day. It changes in response to weather systems moving into the area. High pressure brings fair weather, while low pressure brings rain and storms.
Hershey is situated in a valley surrounded by mountains. The Appalachian Mountains to the north and the Blue Mountains to the east influence the local weather. They can block or redirect air masses, affecting the barometric pressure. The nearby Susquehanna River also plays a role, moderating temperatures and adding moisture to the air.