Barometric Pressure in Lawrenceville, United States 
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The pressure in Lawrenceville, Illinois, United States is predicted to slowly rise over the next few hours, with an average pressure of 992.9 hPa today, which is lower than normal.
Weather prediction: Expect more fair, dry, cool weather
The daily total fluctuation in pressure in Lawrenceville is 4.8 hPa, with a low of 990.7 hPa and a high of 995.5 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Lawrenceville hour by hour and stay informed about how it will change over the next 6 hours.
Lawrenceville's weather patterns cause barometric pressure to rise and fall. Changes in pressure bring different types of weather. When pressure is high, the weather is usually calm and clear. When pressure is low, storms or low clouds come.
Lawrenceville's elevation of about 460 feet above sea level and its flat landscape affect atmospheric pressure. The landscape helps create a path for winds to blow in different directions. This changes the pressure.
In the winter, pressure is usually low, bringing cold air and sometimes snow. In the summer, pressure is usually high, making the weather warm and humid. In the spring and fall, pressure is more balanced, bringing mild temperatures.
Lawrenceville has a humid continental climate, which means it experiences big temperature changes throughout the year. This climate type causes big changes in barometric pressure, making the weather very different from day to day.