Barometric Pressure in City of Saint Peters, United States 
Pressure
1023.8 hPa
Temperature
9.3 ℃
Humidity
74%
Wind
1.48 m/s
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The average pressure in City of Saint Peters, Missouri, United States today is , which is higher than normal. Pressure is trending steady.
Weather prediction: Changeable, mending
The daily total fluctuation in pressure in City of Saint Peters is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in City of Saint Peters hour by hour across the next 6 hourly readings.
In Saint Peters, Missouri, air pressure changes because of temperature and humidity. When it's hot, air expands and pressure goes down. When it's cold, air contracts and pressure goes up.