Don't forget the glass-ons on the 6'7".I saw your boards, was more worried about your fins (plastic!WTF!?)
Most people consider 55-60 to be cold.
This is the first place I've ever heard people say it's not cold.
55-60 is more than fine in a 3/2.
Below 55, booties are needed.
True game changer IMHO is 50. That's when the ice cream headaches really hit.