Barometric Pressure
Barometric Pressure in Grand Valley, Canada 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in Grand Valley, Ontario, Canada is predicted to rise over the next few hours, with an average pressure of 961.2 hPa today, which is lower than normal.
Weather prediction: Expect fair, dry, cool weather and a strong breeze
The daily total fluctuation in pressure in Grand Valley is 5.5 hPa, with a low of 957.3 hPa and a high of 962.8 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Grand Valley hour by hour and stay informed about how it will change over the next 6 hours.
Grand Valley, Ontario has changing air pressure due to its location and weather patterns. The surrounding Great Lakes and hills affect air pressure. In winter, cold air from the north brings low pressure, causing snow and clouds. In summer, warm air from the south brings high pressure, making it sunny and dry. Grand Valley has a humid continental climate, meaning it has big temperature differences between winter and summer. This climate type causes big changes in air pressure throughout the year.