Your local weather forecast for today
Sarnia, ON — 3 hour detailed weather forecast
ON, Canada » Sarnia
Forecast for today, Wednesday, October 22, 2025
23:00 |
+8° feels like: +5° |
Overcast
Relative humidity: 86%, pressure: 736 mm Precipitations: 0.0 mm Wind: 11 km/h, southwest |
02:00 |
+7° feels like: +4° |
A mix of sun and cloud
Relative humidity: 84%, pressure: 736 mm Precipitations: 0.1 mm Wind: 14 km/h, southwest |
05:00 |
+6° feels like: +3° |
Overcast
Relative humidity: 89%, pressure: 736 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |
08:00 |
+6° feels like: +4° |
Overcast
Relative humidity: 87%, pressure: 736 mm Precipitations: 0.0 mm Wind: 11 km/h, southwest |
11:00 |
+9° feels like: +6° |
Showers
Relative humidity: 86%, pressure: 736 mm Precipitations: 2.1 mm Wind: 18 km/h, southwest |
14:00 |
+10° feels like: +10° |
Light showers
Relative humidity: 77%, pressure: 736 mm Precipitations: 1.9 mm Wind: 18 km/h, west |
17:00 |
+11° feels like: +11° |
Light showers
Relative humidity: 68%, pressure: 736 mm Precipitations: 0.6 mm Wind: 18 km/h, west |
20:00 |
+9° feels like: +6° |
A mix of sun and cloud
Relative humidity: 83%, pressure: 738 mm Precipitations: 0.1 mm Wind: 14 km/h, west |
23:00 |
+7° feels like: +4° |
Overcast
Relative humidity: 88%, pressure: 739 mm Precipitations: 0.0 mm Wind: 18 km/h, west |