Barometric Pressure in San Diego, United States 
1012.5 hPa
20.9 ℃
90%
1.21 m/s
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The average pressure in San Diego, California, 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 Diego is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in San Diego hour by hour across the next 6 hourly readings.
In San Diego, the barometric pressure typically ranges between 29.9 to 30.2 inches. The city enjoys a mild Mediterranean climate, with relatively stable barometric pressure throughout the year. While there may be slight fluctuations, it generally remains within this range regardless of the season.
The landscape of San Diego also plays a role in maintaining consistent atmospheric pressure. With its proximity to the Pacific Ocean, the city experiences the moderating influence of sea breezes. These breezes, combined with the coastal mountains to the east, help create a stable weather pattern and prevent extreme changes in barometric pressure.