Barometric Pressure in San Mateo, United States 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in San Mateo, California, United States is predicted to rise over the next few hours, with an average pressure of 1014.1 hPa today, which is considered normal.
Weather prediction: Expect fair, dry, cool weather and a strong breeze
The daily total fluctuation in pressure in San Mateo is 3.3 hPa, with a low of 1012.8 hPa and a high of 1016.1 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in San Mateo hour by hour and stay informed about how it will change over the next 6 hours.
The barometric pressure in San Mateo, California is typically mild. It ranges from 30.04 to 30.25 inches. This is slightly above the national average.
San Mateo is situated near the San Francisco Bay. The bay's waters have a moderating effect on the city's climate. The surrounding hills also play a role.
The hills to the west of San Mateo block cold air from the Pacific Ocean. This prevents the city from getting too cold. The hills also block warm air from the inland valleys.
As a result, San Mateo's climate is mild and stable. This stability is reflected in the barometric pressure. It rarely fluctuates greatly.