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Brockville, ON — 3 hour detailed weather forecast


ON, Canada » Brockville


Forecast for today, Saturday, June 20, 2026
Detailed forecast - 3 hours intervals

11:00

Light showers
+18°
feels like: +18°
Light showers
Relative humidity: 75%, pressure: 748 mm
Precipitations: 0.2 mm
Wind: 14 km/h, west
14:00

Chance of thunderstorms
+20°
feels like: +20°
Chance of thunderstorms
Relative humidity: 69%, pressure: 748 mm
Precipitations: 1.1 mm
Wind: 11 km/h, west
17:00

Chance of thunderstorms
+19°
feels like: +19°
Chance of thunderstorms
Relative humidity: 92%, pressure: 749 mm
Precipitations: 9.2 mm
Wind: 11 km/h, west
20:00

Showers
+18°
feels like: +18°
Showers
Relative humidity: 96%, pressure: 749 mm
Precipitations: 1.8 mm
Wind: 11 km/h, southwest
23:00

A mix of sun and cloud
+15°
feels like: +15°
A mix of sun and cloud
Relative humidity: 97%, pressure: 750 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southwest
02:00

Mainly sunny
+14°
feels like: +14°
Mainly sunny
Relative humidity: 97%, pressure: 750 mm
Precipitations: 0.0 mm
Wind: 7 km/h, west
05:00

Sunny
+13°
feels like: +13°
Clear
Relative humidity: 97%, pressure: 750 mm
Precipitations: 0.0 mm
Wind: 7 km/h, west
08:00

Partly cloudy
+15°
feels like: +15°
Partly cloudy
Relative humidity: 92%, pressure: 751 mm
Precipitations: 0.0 mm
Wind: 7 km/h, west
11:00

Light showers
+18°
feels like: +18°
Light showers
Relative humidity: 77%, pressure: 751 mm
Precipitations: 1.0 mm
Wind: 11 km/h, west