Barometric Pressure in Decatur, United States 
1018.3 hPa
22.2 ℃
97%
1.75 m/s
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The average pressure in Decatur, Georgia, United States today is , which is considered normal. Pressure is trending falling.
Weather prediction: Rain at times, worse later
The daily total fluctuation in pressure in Decatur is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Decatur hour by hour across the next 6 hourly readings.
Decatur's weather pattern changes frequently, causing the air pressure to rise and fall. Low-pressure systems bring rain and storms, while high-pressure systems bring clear skies.
Decatur's 1,000-foot elevation and surrounding hills affect air pressure. The landscape can trap or redirect air masses, causing pressure changes.
In winter, Decatur's air pressure is usually lower, bringing rain and cold air. In summer, pressure is higher, bringing hot and dry air. Spring and fall have mixed pressure patterns.
Decatur has a humid subtropical climate, with air pressure fluctuations resulting in varying levels of humidity and temperature.