Your local weather forecast for today
Grimsby, ON — 3 hour detailed weather forecast
ON, Canada » Grimsby
Forecast for today, Tuesday, April 21, 2026
20:00 |
+9° feels like: +8° |
A mix of sun and cloud
Relative humidity: 74%, pressure: 753 mm Precipitations: 1.2 mm Wind: 7 km/h, south |
23:00 |
+8° feels like: +8° |
Mainly sunny
Relative humidity: 78%, pressure: 753 mm Precipitations: 0.0 mm Wind: 4 km/h, southwest |
02:00 |
+7° feels like: +5° |
Mainly sunny
Relative humidity: 89%, pressure: 752 mm Precipitations: 0.0 mm Wind: 4 km/h, southwest |
05:00 |
+7° feels like: +7° |
Clear
Relative humidity: 91%, pressure: 752 mm Precipitations: 0.0 mm Wind: 0 km/h, west |
08:00 |
+8° feels like: +7° |
Clear
Relative humidity: 88%, pressure: 753 mm Precipitations: 0.0 mm Wind: 4 km/h, southwest |
11:00 |
+12° feels like: +12° |
Clear
Relative humidity: 80%, pressure: 754 mm Precipitations: 0.0 mm Wind: 7 km/h, north |
14:00 |
+11° feels like: +11° |
Mainly sunny
Relative humidity: 71%, pressure: 754 mm Precipitations: 0.0 mm Wind: 7 km/h, northeast |
17:00 |
+13° feels like: +13° |
Clear
Relative humidity: 71%, pressure: 753 mm Precipitations: 0.0 mm Wind: 4 km/h, east |
20:00 |
+11° feels like: +11° |
Overcast
Relative humidity: 85%, pressure: 753 mm Precipitations: 0.0 mm Wind: 4 km/h, north |