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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 ·
The live forecast above shows what’s heading your way today, so plan your commute or outdoor plans around the conditions – Malton’s weather often shifts quickly between lake-effect and inland patterns, especially near the airport.
What makes Malton’s weather unique?
Malton sits near the northwestern edge of Toronto, close to Pearson International Airport, so you’ll often see conditions that blend urban heat island effects with lake breezes from Lake Ontario. That mix can create sudden cloud cover or temperature dips, especially in spring and fall. If you’re checking weather in Malton, it helps to also look at the broader Toronto weather report, because the same system often affects Brampton and Mississauga weather as well. For those heading to Malton Masjid or other outdoor spots, hourly updates can help you time your visit – check the malton weather hourly details above. If you need a longer outlook, the weather in Malton Ontario 10 days forecast gives a broader picture, and a malton weather 14 day outlook can help with planning further ahead.
When is the rainiest month in Malton?
June typically sees the most rainfall, averaging around 80 mm, as thunderstorms become more common. July is also wet, but with higher temperatures and more sunshine between showers.
Does Malton get lake‑effect snow?
Yes – when cold winds blow across Lake Ontario, Malton can receive significant lake‑effect snow squalls, especially in December and January. The airport often reports higher accumulations than downtown Toronto.
What is the best time to visit Malton?
Late May through early October offers the most comfortable weather for outdoor activities, with warm days and moderate humidity. September is particularly pleasant, with fewer crowds and still‑mild temperatures.