How to Keep Your Long Island Home Cool Without Overworking Your AC This Summer

July 23, 2026

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How to Keep Your Long Island Home Cool Without Overworking Your AC This Summer

Your air conditioning system was not designed to be the only thing standing between you and Long Island's summer heat. When homeowners treat the thermostat as the sole solution to every uncomfortable moment, the system runs longer, wears out faster, and drives up energy bills unnecessarily. A few simple habits can significantly reduce the load on your AC while keeping your home more comfortable.

Manage Your Windows

On sunny days, direct sunlight through windows can raise a room's temperature by 10 to 15 degrees. Closing blinds or curtains on south and west-facing windows during afternoon hours blocks a significant amount of radiant heat before it enters your living space. It costs nothing and the impact is immediate.

Set Your Thermostat Strategically

Each degree below 78 increases your cooling costs by roughly 6 to 8 percent. A programmable or smart thermostat set to begin cooling down before you arrive home rather than running all day while the house is empty keeps your system from running constantly while still ensuring comfort when you need it.

Use Ceiling Fans

Ceiling fans create a wind chill effect that makes most people feel comfortable at a thermostat setting 4 degrees higher than they would otherwise choose. Run them only in occupied rooms since they cool people, not spaces.

Reduce Internal Heat Sources

Cooking on a stove or in an oven adds heat your AC then has to remove. Grilling outdoors, using countertop appliances, and avoiding the oven during peak afternoon hours all reduce that load. Switching to LED lighting also generates significantly less heat than older bulb types.

Keep Up with Basic Maintenance

A dirty filter restricts airflow and forces your system to run longer for the same cooling output. Check and replace your filter monthly during cooling season. Keep the area around your outdoor unit clear of vegetation and debris to ensure proper airflow.

If your home is consistently uncomfortable despite following these steps, there may be an underlying issue worth looking at. Call All Weather Heating & Cooling at 631-823-1648. We serve Nassau and Suffolk Counties and have been helping Long Island families stay comfortable since 1969.

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