Your local weather forecast for today
Sarnia, ON — 3 hour detailed weather forecast
ON, Canada » Sarnia
Forecast for today, Thursday, October 30, 2025
08:00 |
+7° feels like: +4° |
Overcast
Relative humidity: 81%, pressure: 742 mm Precipitations: 0.1 mm Wind: 11 km/h, northeast |
11:00 |
+10° feels like: +7° |
A mix of sun and cloud
Relative humidity: 72%, pressure: 740 mm Precipitations: 0.0 mm Wind: 18 km/h, northeast |
14:00 |
+10° feels like: +10° |
Overcast
Relative humidity: 69%, pressure: 738 mm Precipitations: 0.1 mm Wind: 22 km/h, northeast |
17:00 |
+10° feels like: +6° |
Overcast
Relative humidity: 75%, pressure: 737 mm Precipitations: 0.2 mm Wind: 25 km/h, north |
20:00 |
+8° feels like: +4° |
Overcast
Relative humidity: 81%, pressure: 737 mm Precipitations: 0.6 mm Wind: 22 km/h, north |
23:00 |
+8° feels like: +4° |
Overcast
Relative humidity: 78%, pressure: 737 mm Precipitations: 0.0 mm Wind: 22 km/h, northwest |
02:00 |
+7° feels like: +4° |
Overcast
Relative humidity: 78%, pressure: 736 mm Precipitations: 0.0 mm Wind: 22 km/h, northwest |
05:00 |
+6° feels like: +2° |
Partly cloudy
Relative humidity: 83%, pressure: 736 mm Precipitations: 0.0 mm Wind: 22 km/h, northwest |
08:00 |
+6° feels like: +2° |
Overcast
Relative humidity: 84%, pressure: 736 mm Precipitations: 0.0 mm Wind: 18 km/h, northwest |
11:00 |
+9° feels like: +5° |
Partly cloudy
Relative humidity: 68%, pressure: 737 mm Precipitations: 0.0 mm Wind: 25 km/h, northwest |