Tbh -- if you're in an air-conditioned area all day, or even stroll briefly outside in the heat, one can get by relatively comfortably in a summer weight suit paired with lightweight voile shirting which was what I was wearing.
These below are some fit pictures I have. The trousers were already spot on so I didn't bother to try them. Hope they help:
And, a clearer shot:
Edited by bboysdontcryy - 6/23/13 at 8:51am