Your local weather forecast for today
Grimsby, ON — 3 hour detailed weather forecast
ON, Canada » Grimsby
Forecast for today, Thursday, May 21, 2026
17:00 |
+13° feels like: +13° |
Mainly sunny
Relative humidity: 53%, pressure: 763 mm Precipitations: 0.0 mm Wind: 11 km/h, northeast |
20:00 |
+12° feels like: +12° |
A mix of sun and cloud
Relative humidity: 59%, pressure: 763 mm Precipitations: 0.0 mm Wind: 7 km/h, northeast |
23:00 |
+10° feels like: +10° |
Partly cloudy
Relative humidity: 70%, pressure: 764 mm Precipitations: 0.0 mm Wind: 7 km/h, northeast |
02:00 |
+8° feels like: +6° |
A mix of sun and cloud
Relative humidity: 77%, pressure: 764 mm Precipitations: 0.0 mm Wind: 7 km/h, northeast |
05:00 |
+8° feels like: +7° |
Partly cloudy
Relative humidity: 77%, pressure: 765 mm Precipitations: 0.0 mm Wind: 7 km/h, east |
08:00 |
+10° feels like: +8° |
Partly cloudy
Relative humidity: 69%, pressure: 765 mm Precipitations: 0.0 mm Wind: 11 km/h, east |
11:00 |
+12° feels like: +12° |
A mix of sun and cloud
Relative humidity: 57%, pressure: 765 mm Precipitations: 0.0 mm Wind: 18 km/h, northeast |
14:00 |
+13° feels like: +13° |
A mix of sun and cloud
Relative humidity: 55%, pressure: 764 mm Precipitations: 0.0 mm Wind: 22 km/h, northeast |
17:00 |
+14° feels like: +14° |
A mix of sun and cloud
Relative humidity: 52%, pressure: 763 mm Precipitations: 0.0 mm Wind: 22 km/h, northeast |
20:00 |
+13° feels like: +13° |
A mix of sun and cloud
Relative humidity: 59%, pressure: 762 mm Precipitations: 0.0 mm Wind: 18 km/h, northeast |