Your local weather forecast for today
Sarnia, ON — 3 hour detailed weather forecast
ON, Canada » Sarnia
Forecast for today, Wednesday, April 22, 2026
05:00 |
+9° feels like: +8° |
Clear
Relative humidity: 91%, pressure: 742 mm Precipitations: 0.0 mm Wind: 7 km/h, northwest |
08:00 |
+8° feels like: +5° |
Clear
Relative humidity: 86%, pressure: 745 mm Precipitations: 0.0 mm Wind: 11 km/h, north |
11:00 |
+10° feels like: +8° |
Clear
Relative humidity: 75%, pressure: 745 mm Precipitations: 0.0 mm Wind: 14 km/h, north |
14:00 |
+11° feels like: +11° |
Clear
Relative humidity: 68%, pressure: 745 mm Precipitations: 0.0 mm Wind: 14 km/h, northeast |
17:00 |
+11° feels like: +11° |
Clear
Relative humidity: 66%, pressure: 745 mm Precipitations: 0.0 mm Wind: 14 km/h, north |
20:00 |
+8° feels like: +6° |
Clear
Relative humidity: 72%, pressure: 745 mm Precipitations: 0.0 mm Wind: 11 km/h, north |
23:00 |
+5° feels like: +3° |
Mainly sunny
Relative humidity: 81%, pressure: 746 mm Precipitations: 0.0 mm Wind: 7 km/h, northeast |
02:00 |
+5° feels like: +4° |
Mainly sunny
Relative humidity: 86%, pressure: 745 mm Precipitations: 0.0 mm Wind: 4 km/h, northeast |
05:00 |
+5° feels like: +5° |
Partly cloudy
Relative humidity: 86%, pressure: 745 mm Precipitations: 0.0 mm Wind: 4 km/h, east |