Waking Up With a Dry Mouth? HVAC Pros Reveal the Best Nighttime Humidity Level for Your Bedroom in Winter

A traditional bedroom with a wooden dressing table and green stool beside a four poster bed. Wooden flooring and pink walls. .

If you always find yourself waking up with a stuffy nose, sore throat, and dry mouth in winter, you are not alone. It isn't always seasonal germs; it is likely to be caused by dry air in your home, and especially your bedroom/

That trio of uncomfortable symptoms is why winter air can quietly sabotage your sleep. Too little moisture in the air can irritate airways and skin, which is why HVAC experts say maintaining the right humidity level is just as important as setting the correct thermostat temperature.