Are all the hyatt regency Huntington beach rooms air conditioned

Yes

Yes they do with a programming thermostat.

Im not sure, I only stayed in 1 room. Im guessing they are.😉

Yes, great place. Crowded at this time of year.

I can't imagine they wouldn't be it's a high end hotel

Yes. They've all been remodeled As well

As far as I'm aware, yes.