Winter tires are designed for traction, not longevity, whereas all-season tires are designed for lower rolling resistance and longer tread life. ... Driving winter tires in the summer can wear them out faster. That's because the rubber compound in winter tires is designed for colder conditions, not warmer temperatures.

How many years do winter tires last?

Winter tires are made with rubber that retains its elasticity at lower temperatures, but that does not mean they will wear out more quickly than other tires. Manufacturers say winter tires should last six seasons. Transport Canada says they could be good for up to 10 seasons.

Is it OK to leave winter tires on all year?

What are the risks if you use winter tires year round? On warm and hot road surfaces, a winter tire's rubber compound wears quickly and more unevenly. Winter tires are meant to last two-to-three seasons, but when they're mounted on a vehicle for 12 months consecutively, they need to be replaced sooner.