Is It Normal For An Attic Temperature

An overheated attic can bake asphalt shingles on the roof and cause them to deteriorate.

Is it normal for an attic temperature.

An unventilated attic can reach 150 degrees in the heat of summer 50 degrees higher than it should be. Most manufacturers and contractors recommend a temperature setting between 100 and 110 degrees fahrenheit. Ideal attic temperatures shouldn t be more than 10 to 20 degrees hotter than outside temperatures. A check the temperature an hour before sunrise.

If your attic soars above 100 degrees and reaches the 150 mark its time to consult. In reality however variables get in the way. These images came from a presentation danny parker gave pdf on fsec s cool roof research the third graph shows attic temperatures from the middle of the attic for several different types of roofing as well as a sealed attic. Most attic fans operate with a thermostat that automatically turns the fan on and off based on a temperature the homeowner sets.

And it can cause your air conditioner to work harder than it needs to and send your energy bills soaring with the temperature. The white roof lowered the attic temperature by about 20 f. 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.