High season includes Easter, July, August, early November, and most of December. You should have no difficulty finding a room the rest of the time, and promotional rates are usually available. The prices listed below include the 19% tax. Most evenings are cool enough that you don't need air-conditioning, but for about 60 days a year, mostly from April to June, it comes in handy, and not every hotel has it.
Note: This information was accurate when it was published, but can change without notice. Please be sure to confirm all rates and details directly with the companies in question before planning your trip.