Your local weather forecast for today
Sarnia, ON — 3 hour detailed weather forecast
ON, Canada » Sarnia
Forecast for today, Wednesday, February 25, 2026
01:00 |
-1° feels like: -6° |
Snow
Relative humidity: 83%, pressure: 731 mm Precipitations: 1.1 mm Wind: 18 km/h, southwest |
04:00 |
-1° feels like: -6° |
Overcast
Relative humidity: 82%, pressure: 731 mm Precipitations: 0.0 mm Wind: 14 km/h, west |
07:00 |
-2° feels like: -7° |
A mix of sun and cloud
Relative humidity: 83%, pressure: 731 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |
10:00 |
-1° feels like: -7° |
Overcast
Relative humidity: 77%, pressure: 732 mm Precipitations: 0.0 mm Wind: 22 km/h, west |
13:00 |
-2° feels like: -9° |
Overcast
Relative humidity: 68%, pressure: 734 mm Precipitations: 0.0 mm Wind: 25 km/h, west |
16:00 |
-4° feels like: -11° |
Overcast
Relative humidity: 63%, pressure: 735 mm Precipitations: 0.0 mm Wind: 25 km/h, west |
19:00 |
-5° feels like: -12° |
Overcast
Relative humidity: 63%, pressure: 738 mm Precipitations: 0.0 mm Wind: 22 km/h, west |
22:00 |
-6° feels like: -13° |
A mix of sun and cloud
Relative humidity: 65%, pressure: 741 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
01:00 |
-8° feels like: -14° |
Clear
Relative humidity: 70%, pressure: 742 mm Precipitations: 0.0 mm Wind: 11 km/h, west |