Barometric Pressure in Bay City, United States 
1020.7 hPa
11.2 ℃
73%
2.33 m/s
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The average pressure in Bay City, Michigan, United States today is , which is higher than normal. Pressure is trending rising.
Weather prediction: Fairly fine, possible showers early
Rapid Pressure Changes
Rapid pressure changes detected in Bay City, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Fall : ()
- Rapid Rise : ()
- Rapid Fall : ()
The daily total fluctuation in pressure in Bay City is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Bay City hour by hour across the next 6 hourly readings.
The weather in Bay City has changing air pressure that goes up and down. This change affects the weather, making it sunny or rainy.
Bay City's low elevation near Lake Huron and the Saginaw Bay makes air pressure rise and fall quickly. The flat landscape around the city also helps air move easily.
In winter, air pressure is usually higher, bringing cold and dry air. In summer, pressure is lower, bringing warm and humid air. Spring and fall have changing pressure, making the weather unpredictable.
Bay City has a humid continental climate, which means big temperature differences between seasons. This climate causes big changes in air pressure, making the weather interesting to watch.