Barometric Pressure in Half Moon Bay, United States 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
Get Alerts 🚨. Sign up to receive alerts when the barometric pressure changes significantly.
The pressure in Half Moon Bay, California, United States is predicted to rise over the next few hours, with an average pressure of 1017.2 hPa today, which is considered normal.
Weather prediction: Expect fair, dry, cool weather and a strong breeze
The daily total fluctuation in pressure in Half Moon Bay is 5.6 hPa, with a low of 1013.7 hPa and a high of 1019.3 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Half Moon Bay hour by hour and stay informed about how it will change over the next 6 hours.
The weather in Half Moon Bay is influenced by the Pacific Ocean, which keeps barometric pressure steady. Changes in pressure are usually gradual, with occasional quick drops before storms.
Half Moon Bay's coastal hills and mountains force air to rise, cool, and condense, affecting atmospheric pressure. The varying elevation also creates microclimates with different pressure patterns.
In winter, pressure is generally lower due to storms and rain. In summer, pressure is higher with clearer skies and warmer temperatures. Spring and fall bring moderate pressure and mixed weather.
Half Moon Bay has a mild Mediterranean climate with moderate pressure fluctuations, making it comfortable for outdoor activities, but also prone to fog and sudden weather changes.