Aylmer, in Ontario, Canada, is home to roughly 7,500 people in the Eastern Time Zone at 42.8°N latitude.
In 2025, Aylmer recorded an average annual temperature of 47°F. The hottest temperatures reached 89°F in June; the coolest were -7°F in January. Total precipitation for the year was 37 inches, with the wettest month being March. Snowfall for the year totaled approximately 19 inches.
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