Your local weather forecast for today
Cornwall, ON — 1 hour detailed weather forecast
ON, Canada » Cornwall
Forecast for today, Monday, April 20, 2026
09:00 |
-1° feels like: -5° |
Partly cloudy
Relative humidity: 47%, pressure: 762 mm Precipitations: 0.0 mm Wind: 14 km/h, northwest |
10:00 |
0° feels like: -4° |
Partly cloudy
Relative humidity: 45%, pressure: 762 mm Precipitations: 0.0 mm Wind: 14 km/h, northwest |
11:00 |
+1° feels like: +-3° |
Partly cloudy
Relative humidity: 43%, pressure: 763 mm Precipitations: 0.0 mm Wind: 14 km/h, northwest |
12:00 |
+2° feels like: +-2° |
Partly cloudy
Relative humidity: 39%, pressure: 763 mm Precipitations: 0.0 mm Wind: 14 km/h, northwest |
13:00 |
+3° feels like: +-1° |
Partly cloudy
Relative humidity: 37%, pressure: 763 mm Precipitations: 0.0 mm Wind: 14 km/h, northwest |
14:00 |
+3° feels like: +-1° |
Partly cloudy
Relative humidity: 37%, pressure: 763 mm Precipitations: 0.0 mm Wind: 14 km/h, northwest |
15:00 |
+4° feels like: +0° |
A mix of sun and cloud
Relative humidity: 36%, pressure: 763 mm Precipitations: 0.0 mm Wind: 14 km/h, northwest |
16:00 |
+4° feels like: +1° |
A mix of sun and cloud
Relative humidity: 36%, pressure: 763 mm Precipitations: 0.0 mm Wind: 14 km/h, northwest |
17:00 |
+4° feels like: +1° |
A mix of sun and cloud
Relative humidity: 35%, pressure: 763 mm Precipitations: 0.0 mm Wind: 14 km/h, northwest |
18:00 |
+4° feels like: +1° |
Clear
Relative humidity: 35%, pressure: 763 mm Precipitations: 0.0 mm Wind: 11 km/h, northwest |
19:00 |
+3° feels like: +1° |
Clear
Relative humidity: 35%, pressure: 763 mm Precipitations: 0.0 mm Wind: 7 km/h, northwest |
20:00 |
+2° feels like: +0° |
Clear
Relative humidity: 46%, pressure: 764 mm Precipitations: 0.0 mm Wind: 7 km/h, northwest |
21:00 |
0° feels like: -2° |
Clear
Relative humidity: 61%, pressure: 764 mm Precipitations: 0.0 mm Wind: 4 km/h, west |
22:00 |
-1° feels like: -1° |
Clear
Relative humidity: 61%, pressure: 764 mm Precipitations: 0.0 mm Wind: 4 km/h, west |
23:00 |
-2° feels like: -2° |
Clear
Relative humidity: 54%, pressure: 764 mm Precipitations: 0.0 mm Wind: 0 km/h, west |
00:00 |
-1° feels like: -1° |
Clear
Relative humidity: 51%, pressure: 764 mm Precipitations: 0.0 mm Wind: 4 km/h, southwest |
01:00 |
-1° feels like: -4° |
Clear
Relative humidity: 67%, pressure: 764 mm Precipitations: 0.0 mm Wind: 4 km/h, southwest |
02:00 |
-2° feels like: -4° |
Clear
Relative humidity: 77%, pressure: 764 mm Precipitations: 0.0 mm Wind: 7 km/h, south |
03:00 |
-3° feels like: -6° |
Mainly sunny
Relative humidity: 82%, pressure: 764 mm Precipitations: 0.0 mm Wind: 4 km/h, south |
04:00 |
-3° feels like: -6° |
Mainly sunny
Relative humidity: 79%, pressure: 764 mm Precipitations: 0.0 mm Wind: 4 km/h, south |
05:00 |
-3° feels like: -6° |
Mainly sunny
Relative humidity: 78%, pressure: 764 mm Precipitations: 0.0 mm Wind: 4 km/h, south |
06:00 |
-3° feels like: -6° |
Overcast
Relative humidity: 81%, pressure: 764 mm Precipitations: 0.0 mm Wind: 4 km/h, south |
07:00 |
-2° feels like: -5° |
Overcast
Relative humidity: 73%, pressure: 764 mm Precipitations: 0.0 mm Wind: 4 km/h, south |
08:00 |
0° feels like: -3° |
Overcast
Relative humidity: 66%, pressure: 765 mm Precipitations: 0.0 mm Wind: 7 km/h, south |
09:00 |
+1° feels like: +-1° |
Overcast
Relative humidity: 64%, pressure: 764 mm Precipitations: 0.0 mm Wind: 7 km/h, south |