Barometric Pressure in Wiarton, Canada 
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The pressure in Wiarton, Ontario, Canada is predicted to drop over the next few hours, with an average pressure of 997.1 hPa today, which is lower than normal.
Weather prediction: Expect wet, unsettled weather and a strong breeze
The daily total fluctuation in pressure in Wiarton is 2.6 hPa, with a low of 995.9 hPa and a high of 998.5 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Wiarton hour by hour and stay informed about how it will change over the next 6 hours.
Wiarton, Ontario, is surrounded by water on three sides, which affects its air pressure. The Great Lakes and Georgian Bay keep temperatures mild, making air pressure rise in summer and fall.
In winter, cold Arctic air moves in, making air pressure drop. Mountains to the north block some cold air, but Wiarton still gets cold. Spring brings mix of cold and warm air, causing air pressure to fluctuate.
Wiarton has a humid continental climate, which means big temperature differences between summer and winter. This climate brings large air pressure changes throughout the year.