Winter Forecast 2025 2025 Ontario. According to the weather network, ontarians can expect a gentle initiation into winter, especially across the southern. The 2025 almanac predicts a winter with a.

The astronomical start of winter is still a ways away, kicking off with the winter solstice on saturday, december 21, 2025. Snowchance calculates the likelihood of a winter storm entering a region on a specific day.