Barometric Pressure in El Cajon, United States 
1011.5 hPa
20 ℃
79%
1.06 m/s
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The average pressure in El Cajon, California, United States today is , which is considered normal. Pressure is trending steady.
Weather prediction: Fairly fine, showers likely
The daily total fluctuation in pressure in El Cajon is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in El Cajon hour by hour across the next 6 hourly readings.
Weather patterns in El Cajon bring high pressure from the Pacific Ocean and low pressure from the Sonoran Desert, causing pressure changes.
El Cajon's elevation of 433 feet above sea level and surrounding mountains affect atmospheric pressure, making it vary between high and low pressure systems.
In winter, high pressure brings dry air and clear skies, while in summer, low pressure brings hot air and thunderstorms. Spring and fall have moderate pressure and mild weather.
El Cajon has a Mediterranean climate, with mild winters and hot summers, causing pressure fluctuations that bring varied weather conditions throughout the year.