What Temperature Should a House Be During a Big Freeze? The ‘Goldilocks’ Number You Should Never Ignore

An elegant living room features a white marble fireplace with a crackling fire as its focal point, framed by a mix of classic and contemporary furniture. A light-striped settee with pink patterned pillows sits in the foreground, angled toward a brass and glass tiered coffee table holding stacks of art books and white hydrangeas. Beside the fireplace, a dusty-pink upholstered armchair adds a soft touch of color, while a warm wood console table with a decorative lamp and a large green potted plant complete the sophisticated, layered space.

When temperatures plummet and winter storms sweep across the region, staying comfortable can feel like a delicate balancing act. You want to protect your family’s health and shield your home from costly damage – all without letting your energy bills spiral out of control. So what temperature is truly safe and efficient during the big freeze we’re experiencing right now, and how can you winter-proof your home to withstand the cold?

HVAC experts say there’s a 'Goldilocks' zone – not too hot, not too cold – that balances comfort, safety, and energy efficiency. Staying within this range protects vulnerable parts of your home, like pipes and unheated spaces, while reducing the risk of hidden damage to your heating system. It’s not just about comfort; it’s about keeping your home warm and protected during extreme cold.