Clarington's winters are long and cold, with temperatures often dropping below -20°C in January and February. Spring arrives in late March, bringing warmer days with temperatures occasionally rising into the mid-teens, but still experiencing chilly nights. Summer is mild, with highs rarely exceeding 30°C and temperatures ranging from around 8-32°C, creating a pleasant climate for outdoor activities. Autumn is similar to spring, with temperatures fluctuating between cool and mild, occasionally dipping below 0°C in November and December. The temperature range throughout the year is significant, with winters being particularly harsh and summers relatively warm.