Attic Humidity In Summer

Only about 10 of the hip roof is shaded so it gets plenty of direct sunlight.

Attic humidity in summer.

The results are that the attic temperature is close to the outside temperature but the relative humidity is significantly higher in the attic than either the indoor or outdoor readings. Advani hopes to finish the attic and install a minisplit although he s not sure that will lower the humidity. Cold outdoor temperatures especially below freezing can wear on your furnace. 80 90 f inside humidity levels.

It s easy to measure the levels in your home by using a hygrometer. According to the environmental protection agency epa indoor humidity levels should be kept below 60 percent relative humidity and ideally between 30 and 50 percent. 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. June 2016 in indoor air quality.

Hot summer weather poses the opposite problem for maintaining recommended attic temperatures. High temperatures inside your attic shorten the life span of shingles. Ideal attic temperature and humidity settings cold outdoor temperatures affect attics. The humidity in the basement measured 40 the first floor was 45 50 but the attic was 62.

So what is the most comfortable humidity level for your home in summer. If there is excessive moisture accumulation in your attic it will condense on cold areas mainly on the underside of your roof deck. Excessive heat deteriorates items you store in the attic and can cause moisture problems in your house. Quelch the heat wave.

New jersey month of year. Moisture accumulation is most significant when outside temperatures are very cold because air holds less moisture as the temperature decreases. With outside temperatures ranging between 5 f and 95 f attic temperatures range between 48 f and 92 f. May june outside humidity levels.