Barometric Pressure in Aylmer, Canada 
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The pressure in Aylmer, Ontario, Canada is predicted to slowly drop over the next few hours, with an average pressure of 974 hPa today, which is lower than normal.
Weather prediction: Expect more wet and unsettled conditions
The daily total fluctuation in pressure in Aylmer is 5.8 hPa, with a low of 971.4 hPa and a high of 977.2 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Aylmer hour by hour and stay informed about how it will change over the next 6 hours.
The barometric pressure in Aylmer, Ontario, Canada fluctuates throughout the year. It can rise or fall suddenly, bringing changes in the weather. Sudden changes in pressure can lead to storms or strong winds.
Aylmer is situated in southwestern Ontario, near Lake Erie. The lake's proximity has a significant impact on the city's weather. The surrounding countryside is mostly flat, with some gentle slopes. This landscape allows winds to move freely, contributing to changing pressure systems.
The city's location in the Great Lakes-St. Lawrence River valley also affects the pressure. The valley funnels winds and air masses, leading to rapid changes in the weather. This unique combination of geography and lake proximity makes Aylmer's barometric pressure highly variable.