Brockville — Today is sunny with a high of 24. Humidex 25. UV index 9 or very high.
Tonight, a few clouds. Low 13.
Saturday, increasing cloudiness in the morning. High 28. Humidex 31. UV index 7 or high.
Your 5-day local forecast:
Good Morning, Brockville, Leeds-Grenville! Local Morning Weather Update – Friday, July 18, 2025
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