Barometric Pressure in San Antonio, United States 
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The pressure in San Antonio, United States is predicted to slowly rise over the next few hours, with an average pressure of 994.6 hPa today, which is lower than normal.
Weather prediction: Expect more fair, dry, cool weather
The daily total fluctuation in pressure in San Antonio is 2.7 hPa, with a low of 993.1 hPa and a high of 995.8 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in San Antonio hour by hour and stay informed about how it will change over the next 6 hours.
The barometric pressure in San Antonio, United States, varies throughout the year. During the summer months, it tends to be low, around 29.8 inches of mercury, due to the influence of the Gulf of Mexico. In the winter, the barometric pressure rises to around 30.2 inches, as cold air masses move into the region from the north.
The landscape around San Antonio plays a role in the atmospheric pressure. The city is located inland, surrounded by hills and plateaus. These geographical features can impact the pressure system by creating temperature variations and blocking or redirecting air currents. Additionally, the proximity to the Gulf of Mexico adds moisture to the air, affecting the overall atmospheric conditions in the area.