Barometric Pressure
Barometric Pressure in Saint Thomas, Canada 
0000 hPa
00.0 ℃
00.0%
00.0 m/s
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The pressure in Saint Thomas, Ontario, Canada is predicted steady over the next 24 hours, with an average pressure of today, which is considered normal.
Weather prediction: Fairly fine, showers likely
Rapid Pressure Changes
Rapid pressure changes detected in Saint Thomas - often a sign of approaching weather shifts. Get accurate local time and alerts on our iOS app.
- Rapid Fall - ()
The daily total fluctuation in pressure in Saint Thomas is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Saint Thomas hour by hour and stay informed about how it will change over the next 6 hours.
Saint Thomas, Ontario, Canada's air pressure is affected by its location in the Great Lakes region. The lakes' warmth in summer and coldness in winter influence air pressure.