Your local weather forecast for today
Sarnia, ON — 3 hour detailed weather forecast
ON, Canada » Sarnia
Forecast for today, Monday, December 15, 2025
16:00 |
-8° feels like: -15° |
Mainly sunny
Relative humidity: 62%, pressure: 748 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
19:00 |
-9° feels like: -16° |
Overcast
Relative humidity: 71%, pressure: 748 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |
22:00 |
-10° feels like: -16° |
Overcast
Relative humidity: 75%, pressure: 748 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |
01:00 |
-10° feels like: -15° |
Overcast
Relative humidity: 82%, pressure: 748 mm Precipitations: 0.0 mm Wind: 11 km/h, southwest |
04:00 |
-10° feels like: -15° |
Overcast
Relative humidity: 83%, pressure: 747 mm Precipitations: 0.0 mm Wind: 7 km/h, southwest |
07:00 |
-9° feels like: -14° |
Overcast
Relative humidity: 83%, pressure: 747 mm Precipitations: 0.0 mm Wind: 7 km/h, south |
10:00 |
-5° feels like: -11° |
A mix of sun and cloud
Relative humidity: 79%, pressure: 747 mm Precipitations: 0.0 mm Wind: 14 km/h, south |
13:00 |
-3° feels like: -9° |
A mix of sun and cloud
Relative humidity: 76%, pressure: 744 mm Precipitations: 0.0 mm Wind: 22 km/h, south |
16:00 |
-2° feels like: -8° |
A mix of sun and cloud
Relative humidity: 70%, pressure: 742 mm Precipitations: 0.0 mm Wind: 18 km/h, south |