Essex is a city of approximately 7,400 people in Ontario, Canada. Located in the Eastern Time Zone at 42.2°N latitude.
In 2025, Essex recorded an average annual temperature of 50°F — about 0.7°F below the 30-year normal of 51°F. The hottest day reached 94°F in June; the coldest was -7°F in January. Total precipitation was 32 inches (wetter than usual). The wettest month was June.
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