What is the 7 7 rule for tires?
So, when is the right time to swap? The rule of thumb is 7-for-7: wait until there are seven consistent days at 7 degrees celsius. The reverse is also true for transitioning to winter. Ottawa’s caa members can avoid the tire swap lineups at on-site vendors and save money with our economical mobile tire change. The 7 7 rule for tires provides a simple temperature guideline for timing your seasonal tire changes. Install winter tires when daily temperatures drop to 7°c (45°f) or below for seven consecutive days. Remove them in spring after seven straight days above 7°c.