How Hot Does A Attic Get

Attics can reach temperatures of 150 to 160 degrees f during a summer day although outside air temperatures are only 95 to 97 degrees f.

How hot does a attic get.

The attic is a huge determinant in keeping your entire home cool so the first place to start cooling your home should be the attic. Ideal attic temperatures shouldn t be more than 10 to 20 degrees hotter than outside temperatures. If hot air is allowed to sit in your attic it could overheat the shingles on your roof and cause damage. Having a properly vented attic is the best way to keep attic cool because it allows the hot air to escape during the summer.

Expansion and contraction and those. And it can cause your air conditioner to work harder than it needs to and send your energy bills soaring with the temperature. I have large attic with ridge vents and screened vents at either end of the attic to maintain air flow. Our attics in phoenix can reach over 180 degrees and then drop down to 50 degrees or lower in the winter.

An overheated attic can bake asphalt shingles on the roof and cause them to deteriorate. In addition hot air in your attic could increase moisture levels which could result in wood rot and mold growth. Another reason your attic is so hot is because of insulation. If your attic soars above 100 degrees and reaches the 150 mark its time to consult professionals.

Within the attic insulation is a must. 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. An unventilated attic can reach 150 degrees in the heat of summer 50 degrees higher than it should be. I live in northern virginia hot humid climate in the summer and use heat pumps to heat and cool my house throughout the year.