
Brockville – Tonight, clear. Wind north 20 km/h becoming light early this evening. Low plus 2°C.
Thursday will be sunny. Wind becoming northwest 20 km/h gusting to 40 in the morning. High 13°C. UV index 4 or moderate.

Thursday night will be clear. Low minus 1°C.




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Good Morning, Brockville, Leeds-Grenville! Local Weather Update – Monday, October 5, 2026