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Sarnia, ON — 3 hour detailed weather forecast


ON, Canada » Sarnia


Forecast for today, Sunday, November 23, 2025
Detailed forecast - 3 hours intervals

04:00

Clear
+3°
feels like: +0°
Clear
Relative humidity: 75%, pressure: 742 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
07:00

Sunny
+6°
feels like: +2°
Clear
Relative humidity: 81%, pressure: 743 mm
Precipitations: 0.0 mm
Wind: 18 km/h, west
10:00

A mix of sun and cloud
+8°
feels like: +4°
A mix of sun and cloud
Relative humidity: 73%, pressure: 745 mm
Precipitations: 0.0 mm
Wind: 22 km/h, west
13:00

Sunny
+9°
feels like: +6°
Clear
Relative humidity: 51%, pressure: 745 mm
Precipitations: 0.0 mm
Wind: 22 km/h, northwest
16:00

Sunny
+9°
feels like: +6°
Clear
Relative humidity: 54%, pressure: 746 mm
Precipitations: 0.0 mm
Wind: 18 km/h, west
19:00

Sunny
+6°
feels like: +3°
Clear
Relative humidity: 65%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 11 km/h, west
22:00

Clear
+4°
feels like: +1°
Clear
Relative humidity: 75%, pressure: 749 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest
01:00

Clear
+3°
feels like: +0°
Clear
Relative humidity: 83%, pressure: 749 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northwest
04:00

A mix of sun and cloud
+1°
feels like: +-2°
A mix of sun and cloud
Relative humidity: 85%, pressure: 750 mm
Precipitations: 0.0 mm
Wind: 7 km/h, west