
Brockville – Good morning, Brockville, Prescott, Gananoque, and Leeds-Grenville. Here is your Victoria Day Monday morning weather update for May 19, 2025.
Today: Overcast. Wind northwest 20 km/h gusting to 40. High 14. UV index 3 or mode
Tonight: Cloudy. Wind north 20 km/h. Low 6.

Tuesday: Cloudy. Wind north 20 km/h. High 15. UV index 5 or moderate.
Your 5-day local forecast:



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