Your local weather forecast for today
Sarnia, ON — 3 hour detailed weather forecast
ON, Canada » Sarnia
Forecast for today, Wednesday, December 3, 2025
01:00 |
-5° feels like: -10° |
A mix of sun and cloud
Relative humidity: 86%, pressure: 745 mm Precipitations: 0.0 mm Wind: 11 km/h, southwest |
04:00 |
-4° feels like: -10° |
Overcast
Relative humidity: 84%, pressure: 744 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
07:00 |
-5° feels like: -12° |
Overcast
Relative humidity: 85%, pressure: 745 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
10:00 |
-4° feels like: -10° |
Overcast
Relative humidity: 80%, pressure: 745 mm Precipitations: 0.0 mm Wind: 22 km/h, southwest |
13:00 |
-2° feels like: -9° |
Overcast
Relative humidity: 78%, pressure: 744 mm Precipitations: 0.0 mm Wind: 22 km/h, southwest |
16:00 |
-2° feels like: -8° |
Overcast
Relative humidity: 79%, pressure: 744 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
19:00 |
-2° feels like: -7° |
Light snow
Relative humidity: 84%, pressure: 745 mm Precipitations: 0.2 mm Wind: 18 km/h, southwest |
22:00 |
-2° feels like: -7° |
Light snow
Relative humidity: 89%, pressure: 745 mm Precipitations: 0.1 mm Wind: 14 km/h, west |
01:00 |
-3° feels like: -9° |
Partly cloudy
Relative humidity: 76%, pressure: 746 mm Precipitations: 0.0 mm Wind: 18 km/h, west |