Southern Ontario typically experiences a transition from autumn to early winter during November. Average temperatures drop significantly throughout the month, with daytime highs declining from the low teens Celsius (mid-50s Fahrenheit) at the beginning of the month to near or below freezing by the end. Nighttime lows often fall below freezing, particularly in the latter half of November. Precipitation can occur as rain, snow, or a mix of both, and lake-effect snow can impact areas downwind of the Great Lakes. Northern Ontario experiences colder temperatures overall, with significant snowfall accumulations possible by late November.
Understanding typical weather conditions is crucial for residents, businesses, and visitors. This awareness allows for informed decision-making regarding transportation, clothing choices, and outdoor activities. Historically, November marks the beginning of preparations for winter across the province, impacting industries such as agriculture and transportation. The variability of conditions during this month underscores the importance of monitoring forecasts and adjusting plans accordingly.
