About Portneuf, 10

Portneuf is a city of approximately 3,100 people in Quebec, Canada. Located in the Eastern Time Zone at 46.7°N latitude.

Recent weather here gives a sense of typical conditions: in 2025, Portneuf recorded a mean annual temperature of 41°F, ranging from -18°F lows in January to 87°F highs in June, with about 56 inches of precipitation across the year.