Winters in Sainte-Therese, Canada are long and cold, with temperatures often dropping below -20°C in January and February. As the seasons transition, March brings a slight warming trend, with temperatures rising above freezing on some days, but still averaging near 0°C. Spring arrives in April, bringing warmer temperatures that gradually increase throughout the month, eventually reaching averages around 8°C. Summer months are mild, with July and August experiencing average highs around 20-22°C, while September marks a return to cooler temperatures. Autumn brings a mix of warm and cool days, with November temperatures averaging near 2°C before dropping again in December, which sees temperatures fluctuate between -20°C and 16°C.