
Brockville — Today, a mix of sun and cloud. Becoming sunny this morning. Wind southwest 20 km/h gusting to 40. High 22°C. UV index 7 or high.
Tonight, a few clouds. Wind southwest 20 km/h gusting to 40 becoming light this evening. Low 13°C.

Wednesday, a mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming south 30 km/h gusting to 50 in the morning. High 23°C. Humidex 26. UV index 7 or high.
Your 5-day local forecast:



More Stories
Good Morning, Brockville, Leeds-Grenville! Local Weather Update – Sunday, November 1, 2026
VIDEO Highlights: Tikis Back on Track After Winning 5-2 Over the Perth Blue Wings Friday Night in EOJHL
Tonight’s Halloween Forecast as of 4:00pm october 31, 2026