0000 hPa
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The pressure in Winchester, United States is predicted to drop over the next few hours, with an average pressure of 1028 hPa today, which is higher than normal.
Weather prediction: Expect wet, unsettled weather and a strong breeze
The daily total fluctuation in pressure in Winchester is 5.8 hPa, with a low of 1025.3 hPa and a high of 1031.1 hPa. The daily average here is higher than in most cities around the world.
Winchester's weather patterns bring changes in barometric pressure, which can cause storms or fair skies. Pressure drops before storms and rises with clear weather. These changes affect the weather forecast.
The city's elevation, about 900 feet above sea level, and surrounding hills influence atmospheric pressure. The landscape can trap or redirect air masses, making pressure fluctuate. This affects local weather patterns.
In winter, pressure is usually high, bringing cold and dry air. Spring and fall see lower pressure, with mild and wet weather. Summer months have low pressure, leading to hot and humid conditions.
Winchester has a humid subtropical climate, which means big swings in barometric pressure. This causes varying weather patterns, making it important to check forecasts to plan outdoor activities.