Barometric Pressure in Grand Junction, United States 
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The pressure in Grand Junction, Colorado, United States is predicted to quickly rise over the next few hours, with an average pressure of 854.4 hPa today, which is lower than normal.
Weather prediction: Expect more dry and cold weather and a strong breeze to gale winds
The daily total fluctuation in pressure in Grand Junction is 8.4 hPa, with a low of 849.2 hPa and a high of 857.6 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Grand Junction hour by hour and stay informed about how it will change over the next 6 hours.
Weather patterns in Grand Junction bring changes in barometric pressure, making it rise or fall. Pressure changes happen when high and low-pressure systems move into the area.
Grand Junction's high elevation and scenic valley surrounded by mountains affect atmospheric pressure. The surrounding landscape causes pressure to fluctuate more than in lower-lying areas.
In winter, pressure is lower due to cold air, bringing snow and cold weather. In summer, pressure is higher, leading to hot and dry conditions. Spring and fall have moderate pressure, resulting in mild weather.
Grand Junction has a semi-arid climate, causing large pressure fluctuations, which can lead to rapid weather changes and make the weather seem unpredictable.