Your local weather forecast for today
Sarnia, ON — 3 hour detailed weather forecast
ON, Canada » Sarnia
Forecast for today, Sunday, December 14, 2025
19:00 |
-10° feels like: -18° |
Mainly sunny
Relative humidity: 75%, pressure: 756 mm Precipitations: 0.0 mm Wind: 22 km/h, northwest |
22:00 |
-11° feels like: -19° |
Mainly sunny
Relative humidity: 79%, pressure: 756 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
01:00 |
-12° feels like: -19° |
A mix of sun and cloud
Relative humidity: 81%, pressure: 755 mm Precipitations: 0.0 mm Wind: 11 km/h, west |
04:00 |
-10° feels like: -16° |
Overcast
Relative humidity: 83%, pressure: 755 mm Precipitations: 0.0 mm Wind: 11 km/h, southwest |
07:00 |
-8° feels like: -14° |
Overcast
Relative humidity: 81%, pressure: 754 mm Precipitations: 0.1 mm Wind: 11 km/h, southwest |
10:00 |
-7° feels like: -14° |
Snow
Relative humidity: 79%, pressure: 752 mm Precipitations: 0.6 mm Wind: 18 km/h, southwest |
13:00 |
-8° feels like: -15° |
Snow
Relative humidity: 72%, pressure: 750 mm Precipitations: 0.6 mm Wind: 22 km/h, southwest |
16:00 |
-8° feels like: -15° |
Overcast
Relative humidity: 63%, pressure: 748 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
19:00 |
-9° feels like: -16° |
Overcast
Relative humidity: 70%, pressure: 747 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |
22:00 |
-9° feels like: -16° |
Overcast
Relative humidity: 74%, pressure: 747 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |