
Brockville — Today, a mix of sun and cloud. Wind northwest 20 km/h becoming light this afternoon. High 18°C. UV index 5 or moderate.
Tonight, clear. Fog patches developing overnight. Low 7°C.

Tuesday, a mix of sun and cloud. 60 percent chance of showers in the afternoon. Fog patches dissipating in the morning. Wind becoming south 20 km/h early in the afternoon. High 20°C. UV index 6 or high.

Your 5-day local forecast:




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Good Morning, Brockville, Leeds-Grenville! Local Weather Update – Saturday, October 24, 2026