Barometric Pressure in Dayton, United States 
Pressure
1013 hPa
Temperature
15.0 ℃
Humidity
50%
Wind
3.0 m/s
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Forecast
Hourly Pressure Trends
Track the barometric pressure in Dayton hour by hour across the next 6 hourly readings.
Dayton, Tennessee has a humid subtropical climate, which means summers are hot and humid, while winters are mild. The Appalachian Mountains surrounding Dayton affect air pressure, making it harder for storms to move in. During summer, high pressure systems dominate, bringing hot air from the Gulf of Mexico, leading to humid weather. In winter, low-pressure systems bring cold air from Canada, causing cooler temperatures.