Your local weather forecast for today
Sarnia, ON — 3 hour detailed weather forecast
ON, Canada » Sarnia
Forecast for today, Monday, January 19, 2026
04:00 |
-8° feels like: -15° |
Light snow
Relative humidity: 83%, pressure: 739 mm Precipitations: 0.2 mm Wind: 14 km/h, southwest |
07:00 |
-7° feels like: -14° |
Light snow
Relative humidity: 83%, pressure: 738 mm Precipitations: 0.3 mm Wind: 18 km/h, southwest |
10:00 |
-8° feels like: -16° |
Light snow
Relative humidity: 74%, pressure: 739 mm Precipitations: 0.2 mm Wind: 25 km/h, west |
13:00 |
-10° feels like: -20° |
Overcast
Relative humidity: 68%, pressure: 741 mm Precipitations: 0.0 mm Wind: 32 km/h, southwest |
16:00 |
-9° feels like: -19° |
Light snow
Relative humidity: 71%, pressure: 743 mm Precipitations: 0.2 mm Wind: 29 km/h, west |
19:00 |
-10° feels like: -19° |
Light snow
Relative humidity: 73%, pressure: 745 mm Precipitations: 0.3 mm Wind: 25 km/h, west |
22:00 |
-12° feels like: -22° |
Mainly sunny
Relative humidity: 70%, pressure: 747 mm Precipitations: 0.1 mm Wind: 22 km/h, west |
01:00 |
-14° feels like: -23° |
Clear
Relative humidity: 73%, pressure: 749 mm Precipitations: 0.0 mm Wind: 22 km/h, west |
04:00 |
-16° feels like: -24° |
Mainly sunny
Relative humidity: 74%, pressure: 750 mm Precipitations: 0.0 mm Wind: 18 km/h, west |