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Cornwall, ON — 3 hour detailed weather forecast


ON, Canada » Cornwall


Forecast for today, Saturday, December 13, 2025
Detailed forecast - 3 hours intervals

04:00

A mix of sun and cloud
-16°
feels like: -21°
A mix of sun and cloud
Relative humidity: 86%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
07:00

Overcast
-10°
feels like: -15°
Overcast
Relative humidity: 87%, pressure: 755 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
10:00

Light snow
-4°
feels like: -10°
Light snow
Relative humidity: 74%, pressure: 754 mm
Precipitations: 0.2 mm
Wind: 14 km/h, south
13:00

Light snow
-3°
feels like: -7°
Light snow
Relative humidity: 68%, pressure: 752 mm
Precipitations: 0.2 mm
Wind: 11 km/h, south
16:00

Snow
-2°
feels like: -8°
Snow
Relative humidity: 78%, pressure: 752 mm
Precipitations: 1.1 mm
Wind: 22 km/h, southwest
19:00

Mainly sunny
-5°
feels like: -12°
Mainly sunny
Relative humidity: 74%, pressure: 753 mm
Precipitations: 0.0 mm
Wind: 18 km/h, southwest
22:00

A mix of sun and cloud
-8°
feels like: -15°
A mix of sun and cloud
Relative humidity: 80%, pressure: 754 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
01:00

Overcast
-10°
feels like: -16°
Overcast
Relative humidity: 84%, pressure: 755 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southwest
04:00

Light snow
-11°
feels like: -16°
Light snow
Relative humidity: 85%, pressure: 756 mm
Precipitations: 0.1 mm
Wind: 7 km/h, west