Barometric Pressure in Sumter, United States 
Pressure
0000 hPa
Temperature
00.0 ℃
Humidity
00.0%
Wind
00.0 m/s
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Forecast
Hourly Pressure Trends
Track the barometric pressure in Sumter hour by hour and stay informed about how it will change over the next 6 hours.
Sumter, South Carolina has a humid subtropical climate. The city's flat geography allows winds to move easily, affecting air pressure. During the summer, hot air rises, causing low pressure and frequent thunderstorms. In the winter, cold air sinks, bringing high pressure and clearer skies. Throughout the year, Sumter's climate brings a mix of high and low air pressure, influencing the local weather.