Get to the middle of those ridiculous hot days and the temperature inside the attic could easily top out at 125 degrees f or even higher.
Attic is over 125 degrees.
An overheated attic can bake asphalt shingles on the roof and cause them to deteriorate.
Moreover if you have asphalt shingles on the roof attic.
Ideal attic temperatures shouldn t be more than 10 to 20 degrees hotter than outside temperatures.
They have done much of their testing in las vegas and phoenix where conditions are the worst and 150 degree attic temperatures are common.
The sweat runs off you in rivers.
To avoid rotting wood clumping insulation and mold your attic needs to be properly ventilated.
Some attics i ve worked in topped 140 ish.
And it can cause your air conditioner to work harder than it needs to and send your energy bills soaring with the temperature.
If it s 90 degrees outside the attic temperatures shouldn t exceed 110 according to home inspector jamison brown of amerispec home inspection services in poquoson.
In a standard attic with soffits and ridge vent the air s really not moving much.
If your attic soars above 100 degrees and reaches the 150 mark its time to consult professionals.