Barometric Pressure in San Antonio, United States 
1017.2 hPa
24.4 ℃
84%
5.01 m/s
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The average pressure in San Antonio, Texas, United States today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fairly fine, improving
The daily total fluctuation in pressure in San Antonio is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in San Antonio hour by hour across the next 6 hourly readings.
The barometric pressure in San Antonio varies throughout the year. It changes with the seasons, weather patterns, and storms. Pressure systems from the Gulf of Mexico and the Rocky Mountains influence the city's atmosphere.
San Antonio is situated in the southern Great Plains, near the Balcones Fault. This geological feature creates a unique landscape with gentle slopes and rolling hills. The surrounding terrain affects the air flow and pressure patterns.
The nearby Hill Country, with its rugged terrain, alters the wind direction and speed. The gentle breeze from the Gulf of Mexico collides with the drier air from the west. This collision of air masses results in changing pressure systems.
The varied landscape around San Antonio contributes to the unpredictable nature of its weather. The city's location, near the intersection of different climate zones, makes it prone to sudden changes in barometric pressure.