If you have a programmable thermostat, take advantage of its features in order to save energy plus keep your house comfortable. Set your thermostat to an increased temperature anytime you're from home or asleep, and reduce that it back straight down when you're home and need to cool off.Another tip to maintain an ideal temperature in your house is to seal any drafts or leaks around windows plus doors. This Can prevent heated air from entering your home and cool air from escaping, helping your AC unit to cool your home better.