What Is the Ideal Indoor Humidity Level?


Quick Answer

The ideal indoor humidity level for a home falls in the range of 35 to 50 percent. This range provides the optimal comfort and health.

Continue Reading
What Is the Ideal Indoor Humidity Level?
Credit: Hero Images Hero Images Getty Images

Full Answer

Keeping the humidity level below 50 percent in a home helps to prevent the population growth of mold and dust mites, both of which are common indoor allergens. Additionally, high humidity levels attract pests and can cause rot in a home as water condenses inside the walls.

There are dangers, however, in keeping the humidity too low. Humidity much lower than 35 percent dries out the skin, causes static electricity and potentially causes breathing problems.

Learn more about Heating & Cooling
Related Videos

Related Questions