Barometric Pressure
Barometric Pressure in Sonoma, United States 
1012.8 hPa
9.9 ℃
59%
1.02 m/s
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The average pressure in Sonoma, California, United States today is , which is considered normal. Pressure is trending falling.
Weather prediction: Rain at frequent intervals
The daily total fluctuation in pressure in Sonoma is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Sonoma hour by hour across the next 6 hourly readings.
Sonoma's air pressure is affected by its coastal mountain range, which blocks cold air from the Pacific Ocean. This creates a high-pressure system, making Sonoma's air pressure usually higher than in surrounding areas. In the summer, high pressure brings warm, dry weather. In the winter, low pressure brings cool, rainy weather. Sonoma has a Mediterranean climate, characterized by dry summers and wet winters, which affects air pressure patterns.