Another thing to remember is the humidity levels. During this period, dendrobiums do not need a lot of moisture. Very little water will be enough to keep their roots alive. Also keep in mind that their roots constantly need plenty of air circulation so you should place them where there is a lot of fresh air.
Remember, that is based on energy usage, not comfort-levels, which are the purpose of having an air conditioner, in my not-so-humble opinion. Fact: At night, the ideal temperature comfort range for Americans drops to 65 to 72 degrees Fahrenheit (or about 87 degrees if you are my wife).
Outlet air is 66, inlet air is 76. Temp in house is 80, thermostat is set on 79. Unit will not cool house below 79 and it doesn't start to cycle until around 11 at night. Unit runs non stop all day long.utlet air is 66, inlet air is 76. Temp in house is 80, thermostat is set on 79. Unit will not cool house below 79 and it doesn't start to cycle until around 11 at night. Unit runs non stop all day long.