I would go with a saison. Thats my next brew. You might as well take advantage of the higher temps. I have a room setup for 75-80*F which should work out well for it.
"Look, let me explain something to you. I'm not Mr. Lebowski. You're Mr. Lebowski. I'm the Dude. So that's what you call me. That or His Dudeness... Duder... or El Duderino, if, you know, you're not into the whole brevity thing." -The Dude