Your local weather forecast for today
Sarnia, ON — 3 hour detailed weather forecast
ON, Canada » Sarnia
Forecast for today, Friday, July 18, 2025
17:00 |
+23° feels like: +23° |
Clear
Relative humidity: 59%, pressure: 749 mm Precipitations: 0.0 mm Wind: 11 km/h, northeast |
20:00 |
+22° feels like: +22° |
Clear
Relative humidity: 70%, pressure: 748 mm Precipitations: 0.0 mm Wind: 7 km/h, northeast |
23:00 |
+18° feels like: +18° |
Clear
Relative humidity: 88%, pressure: 748 mm Precipitations: 0.0 mm Wind: 4 km/h, south |
02:00 |
+16° feels like: +16° |
Clear
Relative humidity: 88%, pressure: 748 mm Precipitations: 0.0 mm Wind: 4 km/h, south |
05:00 |
+14° feels like: +14° |
Clear
Relative humidity: 91%, pressure: 746 mm Precipitations: 0.0 mm Wind: 4 km/h, southeast |
08:00 |
+18° feels like: +18° |
Mainly sunny
Relative humidity: 83%, pressure: 747 mm Precipitations: 0.0 mm Wind: 7 km/h, south |
11:00 |
+24° feels like: +24° |
Partly cloudy
Relative humidity: 69%, pressure: 746 mm Precipitations: 0.0 mm Wind: 14 km/h, south |
14:00 |
+27° feels like: +28° |
A mix of sun and cloud
Relative humidity: 66%, pressure: 744 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
17:00 |
+27° feels like: +28° |
A mix of sun and cloud
Relative humidity: 68%, pressure: 743 mm Precipitations: 0.0 mm Wind: 18 km/h, south |
20:00 |
+25° feels like: +26° |
Partly cloudy
Relative humidity: 77%, pressure: 742 mm Precipitations: 0.0 mm Wind: 11 km/h, south |