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A buying guide to winter tires

Updated on October 28, 2025
4 mins reading time
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Winter tires are essential for optimal traction on snow and ice, better cornering stability and effective braking. Thinking about buying new winter tires? Here’s what you need to know to make an informed choice.

Winter tires in Quebec: A requirement by law

In Quebec, all passenger vehicles on the roads must be equipped with certified winter tires from December 1 to March 15. These tires are identifiable by the three-peak mountain and snowflake symbol. Drivers who fail to comply face a fine of $200 to $300. 

Good to know: Beyond the legal deadline, it’s primarily the weather conditions that dictate when to make the switch. CAA‑Quebec recommends installing winter tires as soon as the thermometer approaches 7°C for several consecutive days. 

When should you buy new winter tires?

Tread wear is the number one criterion for changing tires—not your budget. Legally, the minimum tread depth is 2/32" (1.6mm). However, CAA-Quebec recommends beginning the winter months with at least 6/32" for optimal safety. 

You can measure tire wear with a 25-cent coin. If you can see the caribou’s nose, tread wear is critical and the tire needs replacing. Take measurements at three locations: inside grooves, centre and outside grooves.

Pro tip

“For a more precise check, nothing beats a tread-depth gauge. It’s affordable, easy to use and more accurate than a coin. You can find one at the CAA-Quebec Boutique.”

Sylvain LégaréResearch Analyst, Mobility, CAA-Quebec

How to choose the right winter tires for your vehicle?

 Before buying your tires, take into account these three essential criteria: 

1. Your driving style and your routes 
A precise analysis of your needs will help you choose tires perfectly adapted: 

  • Do you drive mostly in town or in the region? 

  • Do you face more ice, mud or snow? 

  • Do you need studded tires for snow and ice traction? 

  • On what road surface do you most often drive? 

2. Your budget 
The price of a tire is an indicator of quality—but it’s far from the only factor to consider. Keep an eye on tire manufacturer promotions to get a good deal. 

3. Tire design 
The tread pattern and rubber compound of a tire vary from model to model. Consider: 

  • Some tread designs are specifically made for optimal winter grip. 

  • Some models incorporate lateral tread blocks to improve roadholding in corners. 

  • Durability and ride comfort are also important. 

Good to know: Quality winter tires perform consistently until the end of their useful life. This isn’t guaranteed with lower-end budget winter tires. Investing a little more on a set of tires can be more advantageous in the long run. 
If needed, ask a specialist before choosing winter tires. Our mobility experts at CAA-Quebec can also advise you. 

Where to buy your winter tires?

Close-up of a winter tire held with both hands by a mechanic.
You can purchase winter tires from a reputable retailer, at a garage or online—as long as you know what you’re looking for. Each option has its advantages, but the most important thing is to choose tires suited to your vehicle and your driving habits. 
  • If you’re considering used tires, schedule a used winter tires inspection to avoid any unpleasant surprise. Poor balancing can cause vibrations and reduce performance in cold weather. 

Tire installation: A step not to be neglected

A black car drives easily through snow thanks to its winter tires.
Having your winter tires installed by a professional ensures they are perfectly matched to your vehicle. All workshops within the CAA-Quebec Approved Auto Repair Service network employ highly qualified technicians.

Want to change your tires yourself? Watch our video clip in French on how to change your car tires yourself. Important: Avoid over-tightening which could cause a wheel loss and an accident—safety first! 

Refer to your owner’s manual to find the correct tire pressure

In summary, choosing the right winter tires is essential to guarantee your safety on icy and snowy road conditions. Take the time to assess your needs, your budget and the quality of the tires before purchase. Also, don’t forget: professional tire installation is crucial for optimal performance all season long. 

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Do you have questions about gas-powered or electric vehicles, driving, or need recommendations to find an Approved Auto Repair Service?

To contact our Mobility Advisory Services:
1-888-471-2424