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St. Catharines, ON — 3 hour detailed weather forecast


ON, Canada » St. Catharines


Forecast for today, Friday, July 25, 2025
Detailed forecast - 3 hours intervals

20:00

Partly cloudy
+27°
feels like: +28°
Partly cloudy
Relative humidity: 64%, pressure: 753 mm
Precipitations: 0.0 mm
Wind: 7 km/h, east
23:00

Clear
+25°
feels like: +26°
Clear
Relative humidity: 75%, pressure: 754 mm
Precipitations: 0.0 mm
Wind: 4 km/h, east
02:00

Clear
+24°
feels like: +24°
Clear
Relative humidity: 82%, pressure: 755 mm
Precipitations: 0.0 mm
Wind: 4 km/h, north
05:00

A mix of sun and cloud
+23°
feels like: +23°
A mix of sun and cloud
Relative humidity: 86%, pressure: 755 mm
Precipitations: 0.0 mm
Wind: 4 km/h, east
08:00

A mix of sun and cloud
+23°
feels like: +24°
A mix of sun and cloud
Relative humidity: 89%, pressure: 755 mm
Precipitations: 0.0 mm
Wind: 4 km/h, southeast
11:00

A mix of sun and cloud
+28°
feels like: +31°
A mix of sun and cloud
Relative humidity: 70%, pressure: 754 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southeast
14:00

Overcast
+29°
feels like: +32°
Overcast
Relative humidity: 69%, pressure: 754 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southwest
17:00

Overcast
+28°
feels like: +30°
Overcast
Relative humidity: 73%, pressure: 753 mm
Precipitations: 0.1 mm
Wind: 11 km/h, southwest
20:00

Light showers
+25°
feels like: +26°
Light showers
Relative humidity: 81%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southeast