Portneuf is a city of approximately 3,100 people in Quebec, Canada. Located in the Eastern Time Zone at 46.7°N latitude.
In 2025, Portneuf recorded an average annual temperature of 41°F. The hottest temperatures reached 87°F in June; the coolest were -18°F in January. Total precipitation for the year was 56 inches, with the wettest month being July. Snowfall for the year totaled approximately 31 inches.
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