Napierville, in Quebec, Canada, is home to roughly 3,100 people in the Eastern Time Zone at 45.2°N latitude.
In 2025, Napierville averaged an annual temperature of 45°F, with hottest temperatures reaching 94°F in July and lowest around -15°F in February. The city received approximately 42 inches of precipitation during the year.
View historical weather for Napierville · More cities in Quebec