Barometric Pressure in Decatur, United States 
0000 hPa
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The pressure in Decatur, Alabama, United States is predicted to slowly rise over the next few hours, with an average pressure of 992 hPa today, which is lower than normal.
Weather prediction: Expect more fair, dry, cool weather
The daily total fluctuation in pressure in Decatur is 3.1 hPa, with a low of 990 hPa and a high of 993.1 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Decatur hour by hour and stay informed about how it will change over the next 6 hours.
The weather in Decatur, Alabama, changes often, causing barometric pressure to rise and fall. These changes bring different weather conditions, like sunny skies or rainy days.
Decatur's location in the Tennessee Valley, surrounded by hills, affects atmospheric pressure. Its elevation, about 500 feet above sea level, also influences pressure variability.
In the winter, pressure is usually lower, bringing cold fronts and rain. In the summer, pressure is higher, leading to hot and humid days. Spring and fall bring gentle pressure changes, with mild weather.
Decatur has a humid subtropical climate, which means big pressure fluctuations throughout the year. This leads to varying weather conditions, making it important to check forecasts regularly.