Board Thread:General Discussion/@comment-112.209.90.116-20130508052141/@comment-71.175.101.56-20130511230241

Unfortunately that won't happen. The season is slated to wrap up in August; however season 2 will premiere in mid-September so the wait between season won't be long.

Source: http://www.ign.com/articles/2013/05/08/nickelodeon-talks-teenage-mutant-ninja-turtles-season-2-and-previews-the-legend-of-korra-book-2