First Frost Date 2024 Ottawa 2024. However, this doesn’t mean that winter. The astronomical start of winter begins with the winter solstice on saturday, december 21, 2024.

Warmer than normal temperatures are expected to dominate during most of october, with periods of pleasant weather for enjoying the fall colours from kenora to. Frost dates are arranged by region and include the first frost date of the season and the final frost date of the season.