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St. Catharines, ON — 3 hour detailed weather forecast


ON, Canada » St. Catharines


Forecast for today, Friday, November 28, 2025
Detailed forecast - 3 hours intervals

01:00

Overcast

feels like: -7°
Overcast
Relative humidity: 73%, pressure: 748 mm
Precipitations: 0.4 mm
Wind: 29 km/h, west
04:00

Overcast
+1°
feels like: +-5°
Overcast
Relative humidity: 71%, pressure: 749 mm
Precipitations: 0.2 mm
Wind: 29 km/h, west
07:00

Overcast

feels like: -6°
Overcast
Relative humidity: 80%, pressure: 750 mm
Precipitations: 0.2 mm
Wind: 29 km/h, west
10:00

Overcast
+2°
feels like: +-4°
Overcast
Relative humidity: 68%, pressure: 752 mm
Precipitations: 0.1 mm
Wind: 32 km/h, west
13:00

A mix of sun and cloud
+2°
feels like: +-4°
A mix of sun and cloud
Relative humidity: 64%, pressure: 753 mm
Precipitations: 0.3 mm
Wind: 36 km/h, west
16:00

Mainly sunny
+1°
feels like: +-6°
Mainly sunny
Relative humidity: 68%, pressure: 755 mm
Precipitations: 0.3 mm
Wind: 32 km/h, west
19:00

Mainly sunny
-1°
feels like: -7°
Mainly sunny
Relative humidity: 77%, pressure: 757 mm
Precipitations: 0.2 mm
Wind: 25 km/h, west
22:00

Clear
-2°
feels like: -8°
Clear
Relative humidity: 80%, pressure: 758 mm
Precipitations: 0.2 mm
Wind: 25 km/h, west
01:00

Partly cloudy
-2°
feels like: -8°
Partly cloudy
Relative humidity: 81%, pressure: 760 mm
Precipitations: 0.2 mm
Wind: 22 km/h, west
04:00

A mix of sun and cloud
-2°
feels like: -7°
A mix of sun and cloud
Relative humidity: 78%, pressure: 762 mm
Precipitations: 0.4 mm
Wind: 18 km/h, west