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St. Catharines, ON — 1 hour detailed weather forecast


ON, Canada » St. Catharines


Forecast for today, Friday, July 4, 2025
Detailed hourly forecast

09:00

Mainly sunny
+20°
feels like: +20°
Mainly sunny
Relative humidity: 63%, pressure: 757 mm
Precipitations: 0.0 mm
Wind: 4 km/h, north
10:00

Mainly sunny
+21°
feels like: +21°
Mainly sunny
Relative humidity: 60%, pressure: 758 mm
Precipitations: 0.0 mm
Wind: 4 km/h, north
11:00

Mainly sunny
+22°
feels like: +22°
Mainly sunny
Relative humidity: 55%, pressure: 758 mm
Precipitations: 0.0 mm
Wind: 4 km/h, north
12:00

A mix of sun and cloud
+23°
feels like: +23°
A mix of sun and cloud
Relative humidity: 51%, pressure: 757 mm
Precipitations: 0.0 mm
Wind: 7 km/h, north
13:00

A mix of sun and cloud
+24°
feels like: +24°
A mix of sun and cloud
Relative humidity: 50%, pressure: 757 mm
Precipitations: 0.0 mm
Wind: 7 km/h, north
14:00

A mix of sun and cloud
+25°
feels like: +25°
A mix of sun and cloud
Relative humidity: 48%, pressure: 757 mm
Precipitations: 0.0 mm
Wind: 7 km/h, north
15:00

Mainly sunny
+25°
feels like: +25°
Mainly sunny
Relative humidity: 45%, pressure: 757 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northeast
16:00

Mainly sunny
+26°
feels like: +26°
Mainly sunny
Relative humidity: 43%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northeast
17:00

Mainly sunny
+26°
feels like: +26°
Mainly sunny
Relative humidity: 42%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northeast
18:00

Sunny
+25°
feels like: +25°
Clear
Relative humidity: 41%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 7 km/h, east
19:00

Sunny
+25°
feels like: +25°
Clear
Relative humidity: 42%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southeast
20:00

Sunny
+24°
feels like: +24°
Clear
Relative humidity: 48%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 11 km/h, south
21:00

Clear
+23°
feels like: +23°
Clear
Relative humidity: 51%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 11 km/h, south
22:00

Clear
+22°
feels like: +22°
Clear
Relative humidity: 49%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 11 km/h, south
23:00

Clear
+21°
feels like: +21°
Clear
Relative humidity: 51%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 11 km/h, south
00:00

Mainly sunny
+21°
feels like: +21°
Mainly sunny
Relative humidity: 55%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 11 km/h, south
01:00

Mainly sunny
+21°
feels like: +21°
Mainly sunny
Relative humidity: 60%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 11 km/h, south
02:00

Mainly sunny
+21°
feels like: +21°
Mainly sunny
Relative humidity: 67%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
03:00

Clear
+21°
feels like: +21°
Clear
Relative humidity: 74%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
04:00

Clear
+21°
feels like: +21°
Clear
Relative humidity: 78%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
05:00

Sunny
+21°
feels like: +21°
Clear
Relative humidity: 80%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
06:00

A mix of sun and cloud
+21°
feels like: +21°
A mix of sun and cloud
Relative humidity: 82%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
07:00

A mix of sun and cloud
+22°
feels like: +22°
A mix of sun and cloud
Relative humidity: 81%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
08:00

A mix of sun and cloud
+23°
feels like: +23°
A mix of sun and cloud
Relative humidity: 78%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
09:00

Sunny
+24°
feels like: +25°
Clear
Relative humidity: 75%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south