Barometric Pressure in Marietta, United States 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in Marietta, Ohio, United States is predicted to drop over the next few hours, with an average pressure of 988.1 hPa today, which is lower than normal.
Weather prediction: Expect wet, unsettled weather and a strong breeze
The daily total fluctuation in pressure in Marietta is 8.4 hPa, with a low of 983.4 hPa and a high of 991.8 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Marietta hour by hour and stay informed about how it will change over the next 6 hours.
Marietta's weather is influenced by its location in the Midwest. Air pressure changes when cold Canadian air meets warm Gulf of Mexico air, causing varying weather patterns.
The Ohio River Valley, where Marietta sits, creates a unique geography. The river's warm air and surrounding hills affect air pressure, making it changeable.
In winter, cold air dominates, pressing down and making air pressure higher. Spring and fall have mixed air, resulting in more moderate pressure. Summer's warm air rises, lowering air pressure.
Marietta has a humid subtropical climate. This type of climate experiences large temperature and humidity changes, causing air pressure to fluctuate.