Your local weather forecast for today
Grimsby, ON — 3 hour detailed weather forecast
ON, Canada » Grimsby
Forecast for today, Tuesday, March 31, 2026
17:00 |
+18° feels like: +18° |
Chance of thunderstorms
Relative humidity: 78%, pressure: 749 mm Precipitations: 2.7 mm Wind: 22 km/h, southwest |
20:00 |
+14° feels like: +14° |
Rain
Relative humidity: 89%, pressure: 749 mm Precipitations: 3.0 mm Wind: 14 km/h, southwest |
23:00 |
+13° feels like: +13° |
A mix of sun and cloud
Relative humidity: 93%, pressure: 750 mm Precipitations: 0.7 mm Wind: 14 km/h, southwest |
02:00 |
+11° feels like: +11° |
Showers
Relative humidity: 88%, pressure: 751 mm Precipitations: 1.1 mm Wind: 14 km/h, northwest |
05:00 |
+6° feels like: +3° |
Light showers
Relative humidity: 87%, pressure: 754 mm Precipitations: 0.4 mm Wind: 11 km/h, northwest |
08:00 |
+5° feels like: +1° |
A mix of sun and cloud
Relative humidity: 80%, pressure: 758 mm Precipitations: 0.0 mm Wind: 14 km/h, north |
11:00 |
+5° feels like: +2° |
A mix of sun and cloud
Relative humidity: 71%, pressure: 761 mm Precipitations: 0.0 mm Wind: 14 km/h, northeast |
14:00 |
+6° feels like: +3° |
A mix of sun and cloud
Relative humidity: 71%, pressure: 761 mm Precipitations: 0.0 mm Wind: 11 km/h, northeast |
17:00 |
+7° feels like: +4° |
A mix of sun and cloud
Relative humidity: 68%, pressure: 761 mm Precipitations: 0.0 mm Wind: 11 km/h, northeast |
20:00 |
+6° feels like: +4° |
A mix of sun and cloud
Relative humidity: 74%, pressure: 762 mm Precipitations: 0.0 mm Wind: 7 km/h, northeast |