The Best Thermostat Settings for Every Season in Kentucky

Your thermostat is the command center for home comfort — and the single biggest factor in your energy bills. Setting it correctly for each season can save you hundreds of dollars a year while keeping your family comfortable. Here are our recommendations for Central Kentucky's climate.

Summer settings (June–September). Set your thermostat to 76-78°F when you're home and active. Raise it to 82-85°F when you're away or sleeping. Every degree above 72°F saves about 3% on cooling costs. Use ceiling fans to feel 4°F cooler without touching the thermostat.

Winter settings (November–March). Set to 68°F when you're home and awake, and lower to 62-65°F when sleeping or away. Layering up with a light sweater at 68°F is far cheaper than heating to 74°F. For heat pump users, avoid large temperature swings — they trigger less efficient backup heating.

Spring and fall (transition seasons). Kentucky's spring and fall can swing wildly — 40°F mornings and 75°F afternoons. Use your thermostat's auto mode to let the system switch between heating and cooling as needed. Set it to 70-72°F and let it adapt.

Smart thermostat advantages. A programmable or smart thermostat automates these adjustments. Wi-Fi models like Nest, Ecobee, and Honeywell Home learn your schedule and adjust automatically. They can save 10-23% on heating and cooling costs — typically $130-180 per year for Kentucky homes.

The 'set it and forget it' myth. Many homeowners think turning the system off when they leave saves the most money. In reality, it forces the system to work harder to recover. Gradual setbacks of 5-8°F are more efficient and extend equipment life.

Humidity matters too. In Kentucky's humid summers, your AC does double duty — cooling air AND removing moisture. Setting your thermostat too high can allow humidity to build up, making 78°F feel like 85°F. If humidity is a problem, consider a whole-home dehumidifier.

Not sure if your thermostat is working efficiently? Trust Heating & Air installs and configures smart thermostats for optimal performance. Call (859) 308-3182 for a consultation.