Barometric Pressure
Barometric Pressure in Zion, United States 
Pressure
1013 hPa
Temperature
15.0 ℃
Humidity
50%
Wind
3.0 m/s
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Forecast
Hourly Pressure Trends
Track the barometric pressure in Zion hour by hour across the next 6 hourly readings.
In Zion, Illinois, air pressure is affected by changing weather patterns, like storms and fronts. The city's location near Lake Michigan impacts air pressure, making it more unstable. In winter, cold Canadian air brings low pressure, causing snow. In summer, warm air from the Gulf of Mexico brings high pressure, making it hot and humid. Zion has a humid continental climate, with big temperature and pressure changes between seasons. This mix of air masses creates varying air pressure, leading to diverse weather conditions throughout the year.