Barometric Pressure
Barometric Pressure in Zion, United States 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in Zion, Illinois, United States is predicted to drop over the next few hours, with an average pressure of 985.5 hPa today, which is lower than normal.
Weather prediction: Expect wet, unsettled weather and a strong breeze
The daily total fluctuation in pressure in Zion is 9.5 hPa, with a low of 980.8 hPa and a high of 990.3 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Zion hour by hour and stay informed about how it will change over the next 6 hours.
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.