Some variation on this same claim comes out every year, and every year it's proven to be nothing but wishful speculation.
Look, I want the next iPhone
now, as my 4s has multiple problems that are only worsening with time, but with zero actual part/hardware leaks (so far), a summer release is a no-go. Chupa Chupa said August is a dead month, and he's right.
Apple, while ever aware of trends and customer demands/desires (as seen in the trial emails), is in a position where it really doesn't have to conform to anyone's wishes, hopes, dreams, unicorn farts, or rainbow kisses; a "DGAF" mode, if you will.
Could they throw everyone a curveball? Sure. Will they? Unlikely.
When I read these kinds of stories, this is the first thing that pops in my head. Not that Tim Cook would ever wear a camo jacket, but, yeah.