Ideal attic temperatures shouldn t be more than 10 to 20 degrees hotter than outside temperatures.
Is it normal for an attic temperature.
The white roof lowered the attic temperature by about 20 f.
In an ideal world the attic temperature would be the same as the outside temperature.
An overheated attic can bake asphalt shingles on the roof and cause them to deteriorate.
Most attic fans operate with a thermostat that automatically turns the fan on and off based on a temperature the homeowner sets.
Of course some environments are much hotter than others so this will be the perfect time to measure out how warm your attic will get during the most heated of seasons.
And it can cause your air conditioner to work harder than it needs to and send your energy bills soaring with the temperature.
In reality however variables get in the way.
Most manufacturers and contractors recommend a temperature setting between 100 and 110 degrees fahrenheit.
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.
A check the temperature an hour before sunrise.
When it comes to adjusting the thermostat of your attic s fan it s best to adjust it to approximately 90 to 95 degrees.