As of 11:00am, Friday, September 25, 2026:
Brockville — Today, sunny. Wind northeast 20 km/h. High 21°C. UV index 5 or moderate.
Tonight, clear. Wind northeast 20 km/h becoming light this evening. Low 7°C.
Saturday, sunny. Wind becoming northeast 20 km/h gusting to 40 late in the morning. High 22°C. UV index 5 or moderate.
Your 5-day local forecast:
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Good Morning, Brockville, Leeds-Grenville! Local Weather Update – Friday, October 16, 2026