| Winter temperatures at home During the day, when you’re active and moving around, 68°F is typically an optimal setting. However, if your home is empty for extended periods, such as when you’re at work or running errands, you can lower the temperature to around 60°F. |  | Summer temperatures at home The recommended temperature for air conditioning is 78°F.  These settings reduce energy consumption significantly while still keeping the house at a safe temperature. |