Not much overtaking happens at Monaco, so it's probably safe to assume that qualifying positions will be very similar to the final result, except for a few cars meeting up with the Armco.
My prediction:
1st: Hamilton
2nd: Rosberg
3rd: Vettel
DNF: Maldonado
"Never argue with stupid people. They will drag you down to their level and then beat you with experience."
-Samuel Clemens