Barometric Pressure in Summerville, United States 
1014.3 hPa
28 ℃
68%
2.12 m/s
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The average pressure in Summerville, South Carolina, United States today is , which is considered normal. Pressure is trending falling.
Weather prediction: Rain at times, worse later
The daily total fluctuation in pressure in Summerville is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Summerville hour by hour across the next 6 hourly readings.
Weather patterns in Summerville bring changes in barometric pressure when high and low-pressure systems move in. These changes can cause storms or fair weather.
Summerville's low elevation near the coast allows sea air to influence atmospheric pressure. The surrounding forests and wetlands also impact pressure variability.
In winter, Summerville's pressure is lower, bringing cold fronts and rain. In summer, pressure is higher, causing hot and humid weather. Spring and fall bring mild pressure changes.
Summerville has a humid subtropical climate, with many pressure fluctuations throughout the year. These changes create varying weather conditions that affect daily life.