Barometric Pressure in Los Altos, United States 
1009 hPa
25.4 ℃
43%
2.35 m/s
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The average pressure in Los Altos, California, United States today is , which is lower than normal. Pressure is trending falling.
Weather prediction: Rain at times, very unsettled
The daily total fluctuation in pressure in Los Altos is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Los Altos hour by hour across the next 6 hourly readings.
Los Altos has a Mediterranean climate, which means it has dry summers and wet winters.
The Santa Cruz Mountains to the west block cold air from the Pacific Ocean, making Los Altos warmer and drier.
In summer, high pressure from the north brings hot air, making days sunny and warm.
In winter, low pressure from the Pacific Ocean brings cool air, making days cool and rainy.
As the seasons change, air pressure also changes, causing weather patterns to shift.
Los Altos's dry summers have high air pressure, while its wet winters have low air pressure.