The ideal humidity level for a house is between 30% and 60%
. This range is recommended for maintaining comfort, health, and the condition of the home. However, the ideal humidity level can vary depending on the outdoor temperature. For example, with an outdoor temperature between -20˚F and 0˚F, indoor humidity levels shouldn't exceed 25%
. High humidity can lead to issues such as mold growth, damage to wood, and a higher risk of infection, while low humidity can cause dry skin and damage to wooden furniture and floors
. It's important to monitor and control the humidity levels in your home to ensure a comfortable and healthy living environment.