How much range do EVs lose in a Quebec winter?

In -10°C to -25°C, expect roughly 20–35% loss without preconditioning; preconditioning recovers a meaningful share.

🇨🇦 Canada

EVs in Quebec Winter

Severe, dry continental cold with some of North America's most reliable sub-zero winters. Winter tires are mandatory by law.

Specification	Value	Source
Country	Canada	Public data
Winter temperature range	-10°C to -25°C (14°F to -13°F)	Climate normals
Climate profile	Severe, dry continental cold with some of North America's most reliable sub-zero winters. Winter tires are mandatory by law.	Public data
Charging reality	Excellent — Circuit Électrique (Hydro-Québec) plus Tesla Superchargers give Quebec some of the best cold-climate charging density in the world, powered by cheap hydro electricity.	Network coverage data

Winter tires are mandatory December–March; plan for them as part of the EV ownership cost.
Cheap, clean hydro power makes overnight home charging very economical — lean on it for daily preconditioning.
Extreme cold snaps below -25°C reward plugging in overnight so the pack can manage its own temperature.

For charging density and cheap clean electricity, yes — Circuit Électrique plus Superchargers are excellent even in deep cold.