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Barometric Pressure in Ottawa, Ontario, CA


0000 hPa
00.00 inHg


00.0 ℃
0.00 ℉


00.0 m/s
00.0 mph


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The pressure in Ottawa, Canada Canada is predicted to slowly rise over the next few hours, with an average pressure of 1006.7 hPa today, which is lower than normal.


Weather prediction: Expect more fair, dry, cool weather

The daily total fluctuation in pressure in Ottawa is 4.1 hPa, with a low of 1004.1 hPa and a high of 1008.2 hPa. The daily average here is lower than in most cities around the world.



The barometric pressure in Ottawa, Ontario, Canada varies throughout the year. In winter, pressure is typically low, around 980-1000 millibars. This brings cold air from the Arctic.

Barometric pressure

In summer, pressure is usually high, around 1010-1030 millibars. This leads to warm air from the Gulf of Mexico.

Ottawa is located in the Ottawa Valley. The city is surrounded by hills and mountains to the north and east. To the south and west, there are plains.

The surrounding hills and mountains block or redirect winds. This affects the atmospheric pressure in Ottawa. Cold air is trapped in the valley during winter.

The plains to the south and west allow warm air to enter the region. This happens during summer, bringing higher pressure.


* The barometric pressure information for Ottawa, Ontario, Canada on this page is for educational purposes only. We are not responsible for its accuracy or reliability. This information is not medical advice. Consult a health professional for medical concerns and do not rely on this site for medical decisions.