Winter is coming, and no, this isn’t just a reference for all the “Game of Thrones” fans out there. It’s a reminder that the season of frosty winds, skyrocketing heating bills, and drafty living rooms is right around the corner. If you’ve been thinking about replacing your windows, now—before winter—is the ideal time to do it. Let’s explore why upgrading your windows before the temperatures plunge is one of the smartest home improvement decisions you can make.