It is now high season in Bali. July-August is the months where Bali is very crowded with the tourist. Although the quantity of the tourist is less than on the peak season new year, however, still the condition of the tourism in Bali is very high, regarding the occupation of hotel room.
Most visitor still dominated from Japan, Australia and Taiwan. After that, the European countries such as French, German, England, Nederland. From Asia, the most countries visiting Bali is such as Singapore, Malaysia and Thailand. Beside that, the local tourist coming from Java island in Indonesia is also dominated as specially in July, as this month is for long holiday for the scholl.
So that is why, it is not weird if the rate of the hotel room is quiet expensive. Usually the hotel will charged you for more, about 15 percent per night per room, from the normal rate. And usually, if you just show-up directly at the front office asking for the available room, especially for the famous hotel, the receptionist will sorry that the room is not available.
So it is better on the high season July-August, on every year, if you have a plan for holiday in Bali, to make a booking first, at least 1 month before. This is to ensure that you will get for the desire hotel.