When Does Winter Start In Canada 2024 Schedule. While winter may officially kick off on december 21, 2023, old man winter plans to make an early appearance, with meteorological winter starting on december 1, so make sure. This marks the shortest day and.
October could very well deliver some winter weather, but we do not expect that cold weather will lock in until later in november or december. The 2025 almanac predicts a winter with a “heart of cold,” forecasting big freezes and heavy snowfall in.