Your local weather forecast for today
Grimsby, ON — 3 hour detailed weather forecast
ON, Canada » Grimsby
Forecast for today, Wednesday, June 17, 2026
08:00 |
+18° feels like: +18° |
Mainly sunny
Relative humidity: 78%, pressure: 746 mm Precipitations: 0.5 mm Wind: 11 km/h, south |
11:00 |
+21° feels like: +21° |
Showers
Relative humidity: 69%, pressure: 746 mm Precipitations: 0.5 mm Wind: 14 km/h, southwest |
14:00 |
+23° feels like: +23° |
A mix of sun and cloud
Relative humidity: 56%, pressure: 746 mm Precipitations: 0.4 mm Wind: 22 km/h, southwest |
17:00 |
+22° feels like: +22° |
A mix of sun and cloud
Relative humidity: 56%, pressure: 746 mm Precipitations: 0.2 mm Wind: 18 km/h, southwest |
20:00 |
+20° feels like: +20° |
Light showers
Relative humidity: 63%, pressure: 746 mm Precipitations: 0.4 mm Wind: 11 km/h, southwest |
23:00 |
+16° feels like: +16° |
Rain
Relative humidity: 78%, pressure: 744 mm Precipitations: 4.4 mm Wind: 11 km/h, southeast |
02:00 |
+17° feels like: +17° |
Chance of thunderstorms
Relative humidity: 82%, pressure: 739 mm Precipitations: 6.3 mm Wind: 22 km/h, south |
05:00 |
+19° feels like: +19° |
Rain
Relative humidity: 84%, pressure: 736 mm Precipitations: 7.8 mm Wind: 25 km/h, southwest |
08:00 |
+22° feels like: +22° |
Light showers
Relative humidity: 77%, pressure: 738 mm Precipitations: 0.2 mm Wind: 25 km/h, southwest |