Your local weather forecast for today
Cornwall, ON — 1 hour detailed weather forecast
ON, Canada » Cornwall
Forecast for today, Monday, May 18, 2026
10:00 |
+12° feels like: +12° |
Showers
Relative humidity: 91%, pressure: 758 mm Precipitations: 0.0 mm Wind: 11 km/h, east |
11:00 |
+16° feels like: +16° |
Showers
Relative humidity: 80%, pressure: 758 mm Precipitations: 0.0 mm Wind: 7 km/h, northeast |
12:00 |
+18° feels like: +18° |
Clear
Relative humidity: 72%, pressure: 757 mm Precipitations: 0.0 mm Wind: 0 km/h, north |
13:00 |
+20° feels like: +20° |
Clear
Relative humidity: 69%, pressure: 757 mm Precipitations: 0.0 mm Wind: 4 km/h, west |
14:00 |
+22° feels like: +22° |
Clear
Relative humidity: 68%, pressure: 756 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |
15:00 |
+24° feels like: +24° |
Clear
Relative humidity: 61%, pressure: 756 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
16:00 |
+25° feels like: +25° |
Clear
Relative humidity: 61%, pressure: 756 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
17:00 |
+25° feels like: +25° |
Clear
Relative humidity: 64%, pressure: 756 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
18:00 |
+25° feels like: +25° |
Clear
Relative humidity: 67%, pressure: 756 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
19:00 |
+24° feels like: +25° |
Clear
Relative humidity: 71%, pressure: 756 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
20:00 |
+24° feels like: +24° |
Clear
Relative humidity: 74%, pressure: 755 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
21:00 |
+22° feels like: +23° |
Clear
Relative humidity: 79%, pressure: 756 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
22:00 |
+21° feels like: +22° |
Clear
Relative humidity: 80%, pressure: 756 mm Precipitations: 0.0 mm Wind: 22 km/h, southwest |
23:00 |
+21° feels like: +22° |
Clear
Relative humidity: 80%, pressure: 756 mm Precipitations: 0.0 mm Wind: 22 km/h, southwest |
00:00 |
+21° feels like: +21° |
Partly cloudy
Relative humidity: 77%, pressure: 756 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
01:00 |
+20° feels like: +20° |
Partly cloudy
Relative humidity: 80%, pressure: 756 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |
02:00 |
+20° feels like: +20° |
Partly cloudy
Relative humidity: 83%, pressure: 756 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |
03:00 |
+20° feels like: +20° |
Partly cloudy
Relative humidity: 83%, pressure: 756 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
04:00 |
+19° feels like: +19° |
Partly cloudy
Relative humidity: 88%, pressure: 756 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
05:00 |
+19° feels like: +19° |
Partly cloudy
Relative humidity: 86%, pressure: 756 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |
06:00 |
+19° feels like: +19° |
Mainly sunny
Relative humidity: 87%, pressure: 756 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
07:00 |
+20° feels like: +21° |
Mainly sunny
Relative humidity: 85%, pressure: 756 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |
08:00 |
+21° feels like: +22° |
Mainly sunny
Relative humidity: 83%, pressure: 756 mm Precipitations: 0.5 mm Wind: 14 km/h, west |
09:00 |
+22° feels like: +23° |
Partly cloudy
Relative humidity: 82%, pressure: 757 mm Precipitations: 2.0 mm Wind: 11 km/h, southwest |
10:00 |
+23° feels like: +24° |
Partly cloudy
Relative humidity: 79%, pressure: 756 mm Precipitations: 0.2 mm Wind: 14 km/h, southwest |