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Cornwall, ON — 3 hour detailed weather forecast


ON, Canada » Cornwall


Forecast for today, Thursday, January 8, 2026
Detailed forecast - 3 hours intervals

19:00

Sunny

feels like: -3°
Clear
Relative humidity: 91%, pressure: 762 mm
Precipitations: 0.0 mm
Wind: 4 km/h, southwest
22:00

Partly cloudy
-3°
feels like: -5°
Partly cloudy
Relative humidity: 95%, pressure: 761 mm
Precipitations: 0.0 mm
Wind: 4 km/h, southeast
01:00

A mix of sun and cloud
-4°
feels like: -4°
A mix of sun and cloud
Relative humidity: 93%, pressure: 760 mm
Precipitations: 0.0 mm
Wind: 4 km/h, east
04:00

Overcast
-3°
feels like: -5°
Overcast
Relative humidity: 82%, pressure: 758 mm
Precipitations: 0.0 mm
Wind: 4 km/h, northeast
07:00

Overcast

feels like: -3°
Overcast
Relative humidity: 74%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 7 km/h, east
10:00

Light showers
+5°
feels like: +1°
Light showers
Relative humidity: 58%, pressure: 754 mm
Precipitations: 0.1 mm
Wind: 14 km/h, south
13:00

Rain
+6°
feels like: +3°
Rain
Relative humidity: 73%, pressure: 750 mm
Precipitations: 0.2 mm
Wind: 18 km/h, south
16:00

Partly cloudy
+8°
feels like: +4°
Partly cloudy
Relative humidity: 73%, pressure: 747 mm
Precipitations: 0.1 mm
Wind: 22 km/h, south
19:00

Showers
+9°
feels like: +4°
Showers
Relative humidity: 82%, pressure: 747 mm
Precipitations: 0.3 mm
Wind: 40 km/h, southwest