With a population of around 20,800, Clarence Rockland sits in Ontario, Canada. The city operates in the Eastern Time Zone.
In 2025, Clarence Rockland recorded an average annual temperature of 43°F. The hottest temperatures reached 92°F in June; the coolest were -12°F in February. Total precipitation for the year was 40 inches, with the wettest month being July. Snowfall for the year totaled approximately 26 inches.
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