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Barometric Pressure in San Mateo, California, US


0000 hPa
00.00 inHg


00.0 ℃
0.00 ℉


00.0 m/s
00.0 mph


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The pressure in San Mateo, United States United States is predicted to slowly drop over the next few hours, with an average pressure of 1017.2 hPa today, which is considered normal.


Weather prediction: Expect more wet and unsettled conditions

The daily total fluctuation in pressure in San Mateo is 2.2 hPa, with a low of 1015.8 hPa and a high of 1018 hPa. The daily average here is higher than in most cities around the world.



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.

Barometric pressure

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.


* The barometric pressure information for San Mateo, California, United States on this page is for educational purposes only. We are not responsible for its accuracy or reliability. This information is not medical advice. Consult a health professional for medical concerns and do not rely on this site for medical decisions.