Y'all do know that Okotberfest starts in Munich tomorrow, right? The bulk of the festival occurs during September every year.
That said, no, I can't bring myself to go that dark and malty in Texas in August, even though that's when the Oktoberfest/Marzen beers first start showing up. I typically stick to the pilsners, hefes, witbiers, helles, and other lighter, brighter summer styles, until the thermometer dips below 90...