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Sarnia, ON — 3 hour detailed weather forecast


ON, Canada » Sarnia


Forecast for today, Monday, April 27, 2026
Detailed forecast - 3 hours intervals

02:00

Clear
+7°
feels like: +6°
Clear
Relative humidity: 79%, pressure: 749 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southeast
05:00

A mix of sun and cloud
+4°
feels like: +2°
A mix of sun and cloud
Relative humidity: 78%, pressure: 748 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southeast
08:00

A mix of sun and cloud
+7°
feels like: +4°
A mix of sun and cloud
Relative humidity: 85%, pressure: 749 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southeast
11:00

A mix of sun and cloud
+13°
feels like: +13°
A mix of sun and cloud
Relative humidity: 62%, pressure: 749 mm
Precipitations: 0.0 mm
Wind: 22 km/h, southeast
14:00

A mix of sun and cloud
+17°
feels like: +17°
A mix of sun and cloud
Relative humidity: 53%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 25 km/h, southeast
17:00

Overcast
+18°
feels like: +18°
Overcast
Relative humidity: 53%, pressure: 745 mm
Precipitations: 0.0 mm
Wind: 25 km/h, southeast
20:00

A mix of sun and cloud
+16°
feels like: +16°
A mix of sun and cloud
Relative humidity: 59%, pressure: 743 mm
Precipitations: 0.0 mm
Wind: 25 km/h, southeast
23:00

A mix of sun and cloud
+14°
feels like: +14°
A mix of sun and cloud
Relative humidity: 62%, pressure: 741 mm
Precipitations: 0.0 mm
Wind: 25 km/h, southeast
02:00

A mix of sun and cloud
+14°
feels like: +14°
A mix of sun and cloud
Relative humidity: 67%, pressure: 740 mm
Precipitations: 0.0 mm
Wind: 25 km/h, south