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St. Catharines, ON — 1 hour detailed weather forecast


ON, Canada » St. Catharines


Forecast for today, Thursday, February 26, 2026
Detailed hourly forecast

12:00

A mix of sun and cloud
-3°
feels like: -8°
A mix of sun and cloud
Relative humidity: 57%, pressure: 753 mm
Precipitations: 0.0 mm
Wind: 14 km/h, west
13:00

A mix of sun and cloud
-3°
feels like: -8°
A mix of sun and cloud
Relative humidity: 57%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 14 km/h, west
14:00

A mix of sun and cloud
-2°
feels like: -7°
A mix of sun and cloud
Relative humidity: 55%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southwest
15:00

A mix of sun and cloud
-2°
feels like: -6°
A mix of sun and cloud
Relative humidity: 55%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southwest
16:00

A mix of sun and cloud
-2°
feels like: -6°
A mix of sun and cloud
Relative humidity: 55%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southwest
17:00

Mainly sunny
-2°
feels like: -6°
Mainly sunny
Relative humidity: 59%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southwest
18:00

Mainly sunny
-4°
feels like: -8°
Mainly sunny
Relative humidity: 71%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southwest
19:00

Mainly sunny
-4°
feels like: -8°
Mainly sunny
Relative humidity: 71%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
20:00

Sunny
-4°
feels like: -8°
Clear
Relative humidity: 71%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
21:00

Clear
-4°
feels like: -8°
Clear
Relative humidity: 72%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southwest
22:00

Clear
-5°
feels like: -9°
Clear
Relative humidity: 73%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southwest
23:00

Clear
-6°
feels like: -9°
Clear
Relative humidity: 73%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southwest
00:00

Clear
-6°
feels like: -9°
Clear
Relative humidity: 74%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southwest
01:00

Clear
-6°
feels like: -10°
Clear
Relative humidity: 76%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southwest
02:00

A mix of sun and cloud
-6°
feels like: -10°
A mix of sun and cloud
Relative humidity: 76%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southwest
03:00

A mix of sun and cloud
-6°
feels like: -11°
A mix of sun and cloud
Relative humidity: 76%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
04:00

A mix of sun and cloud
-6°
feels like: -11°
A mix of sun and cloud
Relative humidity: 75%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 11 km/h, south
05:00

Overcast
-5°
feels like: -10°
Overcast
Relative humidity: 72%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 11 km/h, south
06:00

Overcast
-3°
feels like: -8°
Overcast
Relative humidity: 69%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 14 km/h, south
07:00

Overcast
-2°
feels like: -7°
Overcast
Relative humidity: 67%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
08:00

Sunny
-2°
feels like: -7°
Clear
Relative humidity: 68%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 18 km/h, southwest
09:00

Sunny

feels like: -5°
Clear
Relative humidity: 69%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 18 km/h, southwest
10:00

Sunny
+2°
feels like: +-2°
Clear
Relative humidity: 71%, pressure: 753 mm
Precipitations: 0.0 mm
Wind: 18 km/h, southwest
11:00

Mainly sunny
+3°
feels like: +-1°
Mainly sunny
Relative humidity: 69%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 22 km/h, southwest
12:00

Mainly sunny
+4°
feels like: +0°
Mainly sunny
Relative humidity: 66%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 22 km/h, southwest