
Brockville — Today, cloudy. 30 percent chance of showers late this afternoon. Fog patches are dissipating this morning. High 24°C. Humidex 29. UV index 4 or moderate.
Tonight, partly cloudy. 30 percent chance of showers this evening. Low 11°C.

Saturday, a mix of sun and clouds. Becoming cloudy near noon with a 30 percent chance of showers in the afternoon. High 23°C. Humidex 27.
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