Your local weather forecast for today
Sarnia, ON — 3 hour detailed weather forecast
ON, Canada » Sarnia
Forecast for today, Friday, October 31, 2025
17:00 |
+11° feels like: +11° |
Overcast
Relative humidity: 57%, pressure: 739 mm Precipitations: 0.0 mm Wind: 25 km/h, northwest |
20:00 |
+9° feels like: +6° |
Overcast
Relative humidity: 70%, pressure: 740 mm Precipitations: 0.0 mm Wind: 14 km/h, west |
23:00 |
+7° feels like: +4° |
Partly cloudy
Relative humidity: 82%, pressure: 742 mm Precipitations: 0.0 mm Wind: 11 km/h, northwest |
02:00 |
+6° feels like: +3° |
Overcast
Relative humidity: 80%, pressure: 742 mm Precipitations: 0.0 mm Wind: 11 km/h, west |
05:00 |
+5° feels like: +3° |
A mix of sun and cloud
Relative humidity: 86%, pressure: 743 mm Precipitations: 0.0 mm Wind: 11 km/h, northwest |
08:00 |
+5° feels like: +4° |
A mix of sun and cloud
Relative humidity: 88%, pressure: 745 mm Precipitations: 0.0 mm Wind: 7 km/h, west |
11:00 |
+8° feels like: +6° |
Mainly sunny
Relative humidity: 69%, pressure: 746 mm Precipitations: 0.0 mm Wind: 11 km/h, northwest |
14:00 |
+10° feels like: +8° |
Overcast
Relative humidity: 58%, pressure: 746 mm Precipitations: 0.0 mm Wind: 11 km/h, northwest |
17:00 |
+9° feels like: +7° |
Overcast
Relative humidity: 63%, pressure: 747 mm Precipitations: 0.0 mm Wind: 11 km/h, northeast |