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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the BuzzLayer Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Keep an eye on the live forecast above before heading out in London today; conditions will shift through the morning as a system moving inland from Lake Huron brings cloud and a chance of showers by mid-afternoon.
What will the temperature feel like today in London?
Temperatures across the city will hover near seasonal norms, but the humidity off the Thames River and nearby Fanshawe Lake will make it feel a few degrees cooler in shaded spots this afternoon. The live forecast above gives the exact high, which will drop quickly after sunset.
Will we see rain or sun in London Ontario today?
Morning starts with mainly cloudy skies and a slim chance of drizzle around Argyle and White Oaks. By lunch, a trough from the Great Lakes region pushes in, bringing a 60 per cent chance of light rain. Clearing returns near dinner hour, so plan outdoor errands for late afternoon.
Is it going to rain in London Ontario today?
Yes, expect a 60 per cent chance of rain starting around 11 a.m. as a front from Lake Huron crosses the region. Showers will be light and brief, tapering off by late afternoon. Keep a jacket handy if you’re out near Western University or downtown.
What is the hourly weather in London Ontario today?
The live forecast above shows temperature and precipitation hour by hour. Generally, the morning stays dry and cloudy, rain moves in near noon, and skies clear by 5 p.m. Check the hourly tab on the forecast for precise timing around your neighbourhood.
Should I check for weather warnings in London today?
No warnings are active for London as of this morning, but lake-effect bands can develop quickly off Lake Huron in spring. For real-time alerts, bookmark our Weather Warning page. Conditions are calm enough for regular commuting and school travel.
For more regional forecasts, visit our Canada weather hub or check conditions in Toronto, Ottawa, and Vancouver. Stay updated with the latest London Ontario news and weather in London Ontario today hourly.