Barometric Pressure in Dauphin Island, United States 
1013 hPa
15.0 ℃
50%
3.0 m/s
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Forecast
Hourly Pressure Trends
Track the barometric pressure in Dauphin Island hour by hour across the next 6 hourly readings.
Dauphin Island has changing air pressure due to its location near the Gulf of Mexico. Low-pressure systems form over the ocean, bringing storms.
The island's geography, with the Gulf to the south and Mobile Bay to the east, affects air pressure. Moist air rises, cools, and condenses, creating low pressure.
In summer, high pressure dominates, bringing hot and humid weather. In winter, low-pressure systems move in, bringing cooler temperatures and rain.
Dauphin Island has a humid subtropical climate. This climate type means air pressure changes with the seasons, bringing varied weather patterns.