Winters in Brossard, Canada are cold and snowy, with temperatures often dropping below -20°C in January and February. Spring brings a gradual warming trend, with March temperatures fluctuating between freezing and mild days, while April and May see a significant rise to averages around 8-14°C. Summer is warm and humid, with June to August averaging highs around 22-23°C, but still experiencing some cooler mornings. Autumn is generally cool, with September and October temperatures ranging from 4-23°C, before dropping back down in November and December.