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Sarnia, ON — 3 hour detailed weather forecast


ON, Canada » Sarnia


Forecast for today, Monday, January 26, 2026
Detailed forecast - 3 hours intervals

07:00

Snow
-10°
feels like: -18°
Snow
Relative humidity: 77%, pressure: 744 mm
Precipitations: 0.6 mm
Wind: 18 km/h, northwest
10:00

Partly cloudy
-10°
feels like: -19°
Partly cloudy
Relative humidity: 75%, pressure: 746 mm
Precipitations: 0.0 mm
Wind: 22 km/h, northwest
13:00

Sunny
-10°
feels like: -19°
Clear
Relative humidity: 66%, pressure: 746 mm
Precipitations: 0.0 mm
Wind: 18 km/h, west
16:00

Sunny
-11°
feels like: -19°
Clear
Relative humidity: 63%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 18 km/h, west
19:00

Mainly sunny
-13°
feels like: -20°
Mainly sunny
Relative humidity: 72%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
22:00

A mix of sun and cloud
-13°
feels like: -21°
A mix of sun and cloud
Relative humidity: 68%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
01:00

Overcast
-14°
feels like: -23°
Overcast
Relative humidity: 71%, pressure: 745 mm
Precipitations: 0.0 mm
Wind: 22 km/h, southwest
04:00

Light snow
-17°
feels like: -27°
Light snow
Relative humidity: 75%, pressure: 744 mm
Precipitations: 0.2 mm
Wind: 22 km/h, southwest
07:00

Light snow
-15°
feels like: -25°
Light snow
Relative humidity: 76%, pressure: 742 mm
Precipitations: 0.2 mm
Wind: 18 km/h, southwest