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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Northern Focus Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
What is the outlook for the next few days?
A weak cold front arrives tonight, bringing a 30‑percent chance of light showers before dawn. Wednesday turns partly sunny and breezy, with highs near 22 °C. By Thursday a more organized system from the Upper Great Lakes pushes into southern Ontario, so expect rain by late afternoon and a cooler Friday. For a precise breakdown, check the Toronto Weather page — patterns that affect the GTA often reach Smithville within a few hours.
Should I expect any severe weather this week?
No watches or warnings are posted for the Smithville area as of this writing. The main story is a gradual cooldown behind Thursday’s rain, but nothing out of the ordinary for late August. Keep an eye on the Weather Warning page if you’re planning outdoor work or travel.
How does Smithville weather compare to Hamilton weather?
Smithville sits about 30 kilometres southwest of Hamilton, so both towns share the same lake‑moderated climate. Hamilton tends to be a degree or two warmer due to urban heat, but Smithville often sees slightly more cloud from the Niagara Escarpment.
Where can I find the weather network Smithville Ontario 7 day forecast?
The Weather Network provides a tailored 7‑day outlook for Smithville at their website. For a government‑sourced alternative, Environment and Climate Change Canada offers a reliable smithville weather 14 day trend on its Ontario page.
Is there a live Smithville weather radar I can check?
Yes. Environment Canada’s radar site for the Niagara region covers Smithville well. You can also use the Weather Network’s interactive map for smithville weather hourly radar loops showing precipitation movement.