Barometric Pressure in Vermillion, United States 
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The pressure in Vermillion, South Dakota, United States is predicted to slowly drop over the next few hours, with an average pressure of 968.3 hPa today, which is lower than normal.
Weather prediction: Expect more wet and unsettled conditions
The daily total fluctuation in pressure in Vermillion is 4.1 hPa, with a low of 966.8 hPa and a high of 970.9 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Vermillion hour by hour and stay informed about how it will change over the next 6 hours.
Weather patterns in Vermillion bring many changes in air pressure. High-pressure systems bring good weather, while low-pressure systems bring bad weather. Pressure changes often come with weather fronts.
Vermillion's 1,090-foot elevation means air pressure is lower than at sea level. The surrounding Missouri River valley can make pressure changes more extreme. Hills and valleys nearby also affect air flow.
In winter, pressure is usually higher, bringing cold and dry air. In summer, pressure is usually lower, bringing warm and humid air. Spring and fall have more variable pressure.
Vermillion has a humid continental climate, with big temperature and pressure swings between seasons. This climate makes big pressure changes, which can affect how people feel.