This is exactly how water accumulates in your gas tank by the way the scientist next door.
Does a garage attic have humidity.
The short answer to this very involved question and the pages of temperature and humidity level data you sent is yes there is a risk that moisture from humid air in your attic will condense on.
That s just the properties of moist air.
Common sources of condensation.
You are approaching the 43 deg dew point and some colder surfaces like windows you will get condensation there.
The moisture and heat stored in your garage can potentially seep into your home causing increased temperatures and humidity within your house.
If garage moisture is a persistent problem check whether your dryer vent is directed into the garage.
They can damage your garage s foundation and cause tools vehicles and storage cabinets to rust faster.
The moisture was rising with the warm air of the home as it escaped past the insulation and it was trapped in the attic because there was no roof ventilation.
Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation.
The issue in the attic is that at 48 degrees f.
Sealed attics trap excessive heat and moisture which can lead to reduced shingle life.
Moisture problems can also lead to mildew and mold putting your family s health in jeopardy.
If there is excessive moisture accumulation in your attic it will condense on cold areas mainly on the underside of your roof deck.
Excess condensation and humidity levels in your garage have a negative affect on your home.
Outside air moves into the attic leaves its moisture behind amd moves on.
The normal indoor humidity range in winter should be 15 to.
And the extra heat is not just a summer concern come winter hot attic air can melt snow on the roof during.
Mold and mildew from garage condensation also poses a potential health risk to a home s occupants.