
Brockville — Today, mainly cloudy with a 30 percent chance of showers. High 10°C. UV index is 2 or low.
Tonight, cloudy. There is a 30 percent chance of showers early this evening. Low plus 1°C.

Friday, cloudy. High 9°C. UV index is 2 or low.
Your 5-day local forecast:




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Good Morning, Brockville, Leeds-Grenville! Local Weather Update – Tuesday, September 1, 2026