Barometric Pressure in Richmond, United States 
1019.2 hPa
21.4 ℃
53%
5.14 m/s
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The average pressure in Richmond, Illinois, United States today is , which is considered normal. Pressure is trending falling.
Weather prediction: Rain at times, very unsettled
The daily total fluctuation in pressure in Richmond is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Richmond hour by hour across the next 6 hourly readings.
The barometric pressure in Richmond, Illinois fluctuates throughout the year. It changes in response to different weather systems. Low-pressure systems bring cloudy and rainy weather. High-pressure systems bring clear and dry weather.
Richmond, Illinois is located in the Midwest. The city is surrounded by flat plains. These plains stretch for miles in every direction. To the east, there is Lake Michigan. The lake's presence affects the atmospheric pressure. It helps moderate temperature fluctuations. The flat landscape also allows winds to travel long distances. This makes the city's weather susceptible to changes in the atmosphere.