About Greater Sudbury, 08's Climate & Weather History

With a population of around 166,000, Greater Sudbury sits in Ontario, Canada. The city operates in the Eastern Time Zone.

In 2025, Greater Sudbury recorded an average annual temperature of 40°F. The hottest temperatures reached 87°F in August; the coolest were -29°F in January. Total precipitation for the year was 34 inches, with the wettest month being March. Snowfall for the year totaled approximately 26 inches.