Barometric Pressure in Howell, United States 
1029.5 hPa
5.5 ℃
91%
2.15 m/s
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The average pressure in Howell, Michigan, United States today is , which is higher than normal. Pressure is trending steady.
Weather prediction: Showery early, improving
The daily total fluctuation in pressure in Howell is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Howell hour by hour across the next 6 hourly readings.
The barometric pressure in Howell, Michigan averages around 30.12 inches. It can fluctuate between 29.80 and 30.40 inches throughout the year.
The city is surrounded by rolling hills and farmland to the east and south. This landscape allows cold air to drain into the valleys.
The Great Lakes, particularly Lake Michigan, are to the west of Howell. They moderate the climate and influence the air pressure. Moist air from the lakes leads to increased humidity and pressure.
In the summer, the warm air from Lake Michigan collides with cold air from Canada. This collision causes pressure changes and thunderstorms. In the winter, cold air from Canada dominates, bringing low pressure and cold temperatures.