Your local weather forecast for today
Grimsby, ON — 3 hour detailed weather forecast
ON, Canada » Grimsby
Forecast for today, Sunday, December 21, 2025
22:00 |
+5° feels like: +0° |
A mix of sun and cloud
Relative humidity: 68%, pressure: 748 mm Precipitations: 0.3 mm Wind: 25 km/h, southwest |
01:00 |
+3° feels like: +-3° |
Mainly sunny
Relative humidity: 57%, pressure: 750 mm Precipitations: 0.0 mm Wind: 29 km/h, west |
04:00 |
-3° feels like: -10° |
Overcast
Relative humidity: 58%, pressure: 755 mm Precipitations: 0.0 mm Wind: 25 km/h, west |
07:00 |
-4° feels like: -11° |
Overcast
Relative humidity: 58%, pressure: 758 mm Precipitations: 0.0 mm Wind: 22 km/h, west |
10:00 |
-3° feels like: -10° |
Overcast
Relative humidity: 56%, pressure: 761 mm Precipitations: 0.0 mm Wind: 25 km/h, west |
13:00 |
-2° feels like: -9° |
Overcast
Relative humidity: 55%, pressure: 762 mm Precipitations: 0.1 mm Wind: 25 km/h, west |
16:00 |
-2° feels like: -7° |
Overcast
Relative humidity: 57%, pressure: 764 mm Precipitations: 0.1 mm Wind: 22 km/h, west |
19:00 |
-2° feels like: -8° |
Overcast
Relative humidity: 58%, pressure: 765 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
22:00 |
-3° feels like: -8° |
Clear
Relative humidity: 60%, pressure: 766 mm Precipitations: 0.0 mm Wind: 14 km/h, west |