Your local weather forecast for today
Sarnia, ON — 3 hour detailed weather forecast
ON, Canada » Sarnia
Forecast for today, Monday, March 23, 2026
02:00 |
0° feels like: -5° |
Overcast
Relative humidity: 85%, pressure: 744 mm Precipitations: 0.0 mm Wind: 22 km/h, north |
05:00 |
-1° feels like: -7° |
Light snow
Relative humidity: 89%, pressure: 746 mm Precipitations: 0.1 mm Wind: 22 km/h, north |
08:00 |
-1° feels like: -7° |
Overcast
Relative humidity: 81%, pressure: 748 mm Precipitations: 0.2 mm Wind: 25 km/h, northwest |
11:00 |
-1° feels like: -8° |
Overcast
Relative humidity: 69%, pressure: 750 mm Precipitations: 0.2 mm Wind: 25 km/h, north |
14:00 |
-1° feels like: -8° |
Overcast
Relative humidity: 65%, pressure: 752 mm Precipitations: 0.1 mm Wind: 29 km/h, north |
17:00 |
-2° feels like: -8° |
Overcast
Relative humidity: 61%, pressure: 753 mm Precipitations: 0.1 mm Wind: 25 km/h, north |
20:00 |
-2° feels like: -8° |
Clear
Relative humidity: 63%, pressure: 755 mm Precipitations: 0.0 mm Wind: 18 km/h, north |
23:00 |
-3° feels like: -7° |
Clear
Relative humidity: 69%, pressure: 756 mm Precipitations: 0.0 mm Wind: 11 km/h, northeast |
02:00 |
-4° feels like: -4° |
Clear
Relative humidity: 76%, pressure: 756 mm Precipitations: 0.0 mm Wind: 4 km/h, south |
05:00 |
-5° feels like: -7° |
Clear
Relative humidity: 83%, pressure: 755 mm Precipitations: 0.0 mm Wind: 4 km/h, south |