Barometric Pressure in Saint Catharines, Canada 
1016 hPa
13.9 ℃
51%
3.7 m/s
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The average pressure in Saint Catharines, Ontario, Canada today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fairly fine, improving
Rapid Pressure Changes
Rapid pressure changes detected in Saint Catharines, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Fall : ()
- Rapid Rise : ()
- Rapid Rise : ()
The daily total fluctuation in pressure in Saint Catharines is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Saint Catharines hour by hour across the next 6 hourly readings.
Saint Catharines's weather patterns bring changes in barometric pressure, with high pressure systems causing clear skies and low pressure systems bringing rain or storms. Pressure changes can happen quickly or slowly, depending on the weather.
The city's elevation, near Lake Ontario, and the Niagara Escarpment, a cliff-like landform, influence atmospheric pressure. The escarpment can block or redirect air masses, affecting pressure variability.
In winter, high pressure dominates, bringing cold weather. In summer, low pressure is more common, causing warm and humid conditions. Spring and fall have mixed pressure patterns, leading to unstable weather.
Saint Catharines has a humid continental climate, with large pressure fluctuations. This means residents experience changing weather patterns, with varying pressure levels affecting the local weather and their daily lives.
(17 km)