If you have taken the proper steps to remove excess humid air from your home and you re still having condensation issues it might be time to check the attic insulation.
Condensation in attic above bathroom.
Because it sounds like your attic is cool and you re in your shower and the bathroom gets super hot and then there s no movement of air in that bath and that s what s causing that temperature differentiation.
Turn up the thermostat a few degrees in your home to warm the bathroom air to a warmer constant temperature.
Noticeable musky damp odor.
This traps heat in the attic which then warms the ceilings.
Condensation on your ceiling occurs when the attic space above is poorly ventilated and insulated.
It could be a lot of things but the most common source of condensation is a poorly or unvented bathroom.
Signs of condensation in the attic may include the following.
If your bedroom has an attached bath that could be the culprit.
Moisture forming on the glass window panes or other flat surfaces.
To save time and better pinpoint the problem you can hire a professional to inspect your insulation and fill any gaps that might be letting warm air into.
The warmer air will help to warm cool surfaces such as mirrors and walls reducing.
When the cool air from your living space rises due to humidity in your home often from cooking bathing or drying clothes it comes in contact with the warm surface of the ceiling and condensation forms.
Insulation is responsible for keeping warm air inside your living space and out of the attic where it can lead to condensation.