Ideal Indoor Humidity Chart. Now here is what the humidifier does. 20-40 degrees no more than 40 percent humidity.
This means that at low temperatures your indoor humidity should never go below 30 percent In high temperatures the humidity level should never rise above 50 percent. When exterior windows show a high level of condensation its a sign that humidity level is too high relative to temperature. However humidity levels are just as important to monitor in the colder months of the year.
According to most experts indoor humidity during summers should be around 40-50.
Wallpaper can peel while paint can crack and flake in low humidity. 5 rows Ideal indoor humidity levels by outdoor temperature. In every scenario it is advisable to keep the indoor humidity below 50 to avoid mold and bacteria growth in your home. When outdoor temperatures are between.