Winter Forecast 2025 2025 Ontario Canada. While other regions may get a reprieve from harsh. Ontario and quebec are expected to experience a “come and go” winter, where stretches of mild weather outweigh traditional cold periods.
Snowfall will be below average in the east and above average in the west. This year’s forecast promises a winter with a “heart of cold,” predicting frigid temperatures and heavy snowfall, especially for ontario and eastern manitoba.