Why early spring is pothole season

It’s easy to get excited for early spring weather. 
After the winter’s doldrums, even the slightest of improvements can feel like a godsend. But while you rejoice over this uptick in temperatures, spare a thought for the roads, car tires and suspensions that are casualties of pothole season.
Indeed, early spring can only mean one thing: the return of potholes. This is because potholes appear during freeze-thaw cycles, which are common this time of year. The shifting temperatures