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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Canada Perspective Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Lake Couchiching’s cool breeze keeps Orillia a few degrees milder than inland areas this afternoon. The live forecast above shows sun mixing with cloud and a slight chance of a late shower. Temperatures will hold near the seasonal average, making for a pleasant day across the city.
What is today’s outlook for Orillia?
Orillia matters when planning your day around the lake. The live forecast above gives you the current temperature, wind direction and humidity. For those wanting a closer look at the hour-by-hour changes, check the weather in Orillia today hourly details on the regional radar. A light breeze off Lake Couchiching will keep the air fresh through the afternoon.
How will the rest of the week shape up?
If you’re looking at the orillia weather 14 day or the weather in Orillia 10 days, expect a gradual warm-up midweek. The weather in Orillia tomorrow looks similar, with partly cloudy skies and no major storms. For longer planning, the orillia weather 30 day forecast suggests a return to seasonal norms after a mild start to the week.
Will it rain in Orillia today?
There is a slight chance of a late-afternoon shower, but most of the day stays dry. The live forecast above shows the precipitation probability. For precise timing, see the orillia weather radar loop on Environment Canada’s site.
What is the extended outlook for Orillia?
The weather in Orillia 10 days and the orillia weather 14 day both point to a warming trend later this week. No major systems are expected, though a weak cold front may bring a passing shower Friday night.
How does Lake Couchiching affect Orillia’s weather?
Lake Couchiching moderates daytime highs in spring and autumn, keeping Orillia slightly cooler than inland communities. This lake effect also increases local humidity and can trigger brief afternoon showers when warm air passes over the cooler water.
Sources
For more regional outlooks, visit the Canada weather hub or check conditions in the province’s largest city on our Toronto weather page.