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Brockville, ON — 3 hour detailed weather forecast


ON, Canada » Brockville


Forecast for today, Wednesday, December 31, 2025
Detailed forecast - 3 hours intervals

19:00

Snow
-7°
feels like: -7°
Snow
Relative humidity: 86%, pressure: 744 mm
Precipitations: 0.8 mm
Wind: 0 km/h, southeast
22:00

Snow
-7°
feels like: -11°
Snow
Relative humidity: 90%, pressure: 742 mm
Precipitations: 3.1 mm
Wind: 7 km/h, northeast
01:00

Snow
-10°
feels like: -17°
Snow
Relative humidity: 88%, pressure: 742 mm
Precipitations: 1.6 mm
Wind: 14 km/h, north
04:00

Snow
-13°
feels like: -22°
Snow
Relative humidity: 75%, pressure: 745 mm
Precipitations: 2.0 mm
Wind: 18 km/h, north
07:00

Sunny
-16°
feels like: -24°
Clear
Relative humidity: 74%, pressure: 749 mm
Precipitations: 0.3 mm
Wind: 11 km/h, northwest
10:00

Sunny
-17°
feels like: -25°
Clear
Relative humidity: 68%, pressure: 751 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest
13:00

Partly cloudy
-15°
feels like: -23°
Partly cloudy
Relative humidity: 59%, pressure: 750 mm
Precipitations: 0.0 mm
Wind: 14 km/h, west
16:00

Sunny
-15°
feels like: -21°
Clear
Relative humidity: 67%, pressure: 750 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southwest
19:00

Mainly sunny
-18°
feels like: -18°
Mainly sunny
Relative humidity: 76%, pressure: 749 mm
Precipitations: 0.0 mm
Wind: 4 km/h, southwest
22:00

A mix of sun and cloud
-16°
feels like: -23°
A mix of sun and cloud
Relative humidity: 80%, pressure: 749 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south