10 Smart Home Tricks That Keep Your House Cool Without Spiking Your Energy Bill

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Heat waves have gotten harder to ignore, and not just because they're more frequent. The combination of extreme outdoor temperatures, pets and vulnerable family members inside and an energy bill that climbs with every degree the thermostat drops makes riding them out more complicated than just closing the blinds and turning up the AC.

There are smarter ways to manage a heat wave at home, and most of them cost less than running the air conditioning at full blast. These ten smart home strategies address the problem from multiple angles before the temperatures peak.

Here are the home hacks I and other CNET experts use during our hot summers to help keep things cool and safe, with minimal damage to our monthly budgets. Here's how to take control of your indoor temps and avoid the worst.

Read more: Best Window Air Conditioners of 2026, Tested in Our Heat-Simulation Lab

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