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St. Catharines, ON — 1 hour detailed weather forecast


ON, Canada » St. Catharines


Forecast for today, Thursday, June 25, 2026
Detailed hourly forecast

04:00

Partly cloudy
+17°
feels like: +17°
Partly cloudy
Relative humidity: 89%, pressure: 753 mm
Precipitations: 0.0 mm
Wind: 4 km/h, south
05:00

Partly cloudy
+17°
feels like: +17°
Partly cloudy
Relative humidity: 89%, pressure: 753 mm
Precipitations: 0.0 mm
Wind: 4 km/h, south
06:00

Overcast
+17°
feels like: +17°
Overcast
Relative humidity: 87%, pressure: 753 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
07:00

Overcast
+18°
feels like: +18°
Overcast
Relative humidity: 81%, pressure: 753 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
08:00

Overcast
+19°
feels like: +19°
Overcast
Relative humidity: 71%, pressure: 754 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
09:00

Rain
+19°
feels like: +19°
Rain
Relative humidity: 73%, pressure: 754 mm
Precipitations: 0.7 mm
Wind: 7 km/h, south
10:00

Rain
+19°
feels like: +19°
Rain
Relative humidity: 76%, pressure: 754 mm
Precipitations: 1.5 mm
Wind: 7 km/h, southeast
11:00

Rain
+19°
feels like: +19°
Rain
Relative humidity: 77%, pressure: 754 mm
Precipitations: 2.2 mm
Wind: 14 km/h, southeast
12:00

Showers
+19°
feels like: +19°
Showers
Relative humidity: 79%, pressure: 753 mm
Precipitations: 1.2 mm
Wind: 11 km/h, southeast
13:00

Showers
+20°
feels like: +20°
Showers
Relative humidity: 79%, pressure: 753 mm
Precipitations: 0.3 mm
Wind: 14 km/h, southeast
14:00

Showers
+20°
feels like: +20°
Showers
Relative humidity: 78%, pressure: 752 mm
Precipitations: 0.1 mm
Wind: 14 km/h, south
15:00

Light showers
+22°
feels like: +22°
Light showers
Relative humidity: 69%, pressure: 751 mm
Precipitations: 0.1 mm
Wind: 11 km/h, south
16:00

Light showers
+22°
feels like: +22°
Light showers
Relative humidity: 68%, pressure: 751 mm
Precipitations: 0.0 mm
Wind: 14 km/h, south
17:00

Light showers
+22°
feels like: +22°
Light showers
Relative humidity: 68%, pressure: 751 mm
Precipitations: 0.5 mm
Wind: 11 km/h, southwest
18:00

Showers
+21°
feels like: +21°
Showers
Relative humidity: 74%, pressure: 751 mm
Precipitations: 0.9 mm
Wind: 7 km/h, south
19:00

Showers
+20°
feels like: +20°
Showers
Relative humidity: 76%, pressure: 751 mm
Precipitations: 0.1 mm
Wind: 7 km/h, southwest
20:00

Showers
+19°
feels like: +19°
Showers
Relative humidity: 82%, pressure: 751 mm
Precipitations: 0.8 mm
Wind: 4 km/h, southwest
21:00

Light showers
+18°
feels like: +18°
Light showers
Relative humidity: 88%, pressure: 751 mm
Precipitations: 0.0 mm
Wind: 4 km/h, south
22:00

Light showers
+18°
feels like: +18°
Light showers
Relative humidity: 89%, pressure: 751 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
23:00

Light showers
+18°
feels like: +18°
Light showers
Relative humidity: 89%, pressure: 751 mm
Precipitations: 0.1 mm
Wind: 14 km/h, south
00:00

Clear
+18°
feels like: +18°
Clear
Relative humidity: 90%, pressure: 751 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southwest
01:00

Clear
+18°
feels like: +18°
Clear
Relative humidity: 89%, pressure: 751 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southwest
02:00

Clear
+17°
feels like: +17°
Clear
Relative humidity: 90%, pressure: 751 mm
Precipitations: 0.0 mm
Wind: 11 km/h, west
03:00

Mainly sunny
+17°
feels like: +17°
Mainly sunny
Relative humidity: 90%, pressure: 751 mm
Precipitations: 0.0 mm
Wind: 11 km/h, west
04:00

Mainly sunny
+16°
feels like: +16°
Mainly sunny
Relative humidity: 91%, pressure: 752 mm
Precipitations: 0.0 mm
Wind: 11 km/h, west