Brockville — Today, sunny, then a mix of sun and cloud late this afternoon with 40 percent chance of showers. Risk of a thunderstorm late this afternoon. Wind northeast 20 km/h becoming light this afternoon. High 21°C. UV index 6 or high.
Tonight, partly cloudy with 40 percent chance of showers early this evening then clear. Risk of a thunderstorm early this evening. Low 9°C.
Tuesday, sunny with a high of 23°C. UV index 7 or high.
Your 5-day local forecast:
More Stories
VIDEO: Highlights from the 3rd Annual Belles & Ladders Girls Firefighting Camp Held July 22 to 24, 2026
Good Morning, Brockville, Leeds-Grenville! Local Weather Update – Tuesday, August 4, 2026
Brockville Bunnies Can-Am Playoff Weekend: Won 1 & 3 Losses in 4 Games