I am at 29.2 mpg combined, according to fulley.com. This is based on 5 fill-ups over the past five or six weeks. We are getting about 28 mpg with 100% city driving and using a/c.
I am at 10 fill-ups now, and maintaining 28 mpg's 100% city driving with 50% A/C use. I don't use a/c on the morning commute, but I use it on the way home. My combined average is 29.4 mpg according to fuelly.com (a great tool, by the way).