Barometric Pressure
Barometric Pressure in Olney, United States 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in Olney, Illinois, United States is predicted to slowly rise over the next few hours, with an average pressure of 991.7 hPa today, which is lower than normal.
Weather prediction: Expect more fair, dry, cool weather
The daily total fluctuation in pressure in Olney is 3.5 hPa, with a low of 989.2 hPa and a high of 992.7 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Olney hour by hour and stay informed about how it will change over the next 6 hours.
Olney, Illinois has changing air pressure due to its location in the Midwest. The city's flat geography lets winds move freely, affecting air pressure. In winter, cold air from Canada brings low pressure and cold weather. In summer, warm air from the Gulf of Mexico brings high pressure and hot weather. Olney has a humid continental climate, meaning big temperature differences between seasons. This causes big air pressure changes, leading to varying weather patterns throughout the year.