Barometric Pressure in Ansonia, United States 
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The pressure in Ansonia, Connecticut, United States is predicted to quickly drop over the next few hours, with an average pressure of 991 hPa today, which is lower than normal.
Weather prediction: Expect gale force weather
The daily total fluctuation in pressure in Ansonia is 13.5 hPa, with a low of 985.1 hPa and a high of 998.6 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Ansonia hour by hour and stay informed about how it will change over the next 6 hours.
Ansonia, Connecticut has changing air pressure due to its weather patterns. Low-pressure systems bring rain and storms, while high-pressure systems bring fair weather.
Ansonia's geography, surrounded by hills and near Long Island Sound, affects air pressure. The hills can block or redirect air masses, changing the pressure. The Sound's moisture adds to the pressure changes.
During winter, cold air from Canada brings low pressure and cold weather. In summer, warm air from the ocean brings high pressure and warm weather. Spring and autumn bring mixing of air masses, causing changing pressure and unpredictable weather.
Ansonia has a humid continental climate, with big temperature differences between summer and winter. This type of climate creates large pressure changes, making the weather changeable and sometimes extreme.