60 Humidity In Crawl Space

Based on this figure it is recommended that you keep humidity levels in your crawl space around or below 50.
60 humidity in crawl space. These problems can lead to health issues and the need for expensive repairs. Of course this may change around the year as the external relative humidity changes with the temperature. Some molds grow under humidity conditions less than 70. Most people aim for around 55 to avoid any unforeseen problems.
It may also occur when the air inside the home is cooler than the air outside the home or that in the crawl space. As the humidity levels rise in crawl spaces moisture condensates on the surfaces leading to serious problems in your home. Generally they need a minimum relative humidity of 70 for growth and development. However even this number can change considerably based on several factors.
However 60 humidity in the crawl space should probably be the top end of your ideal crawl space humidity level. It might ve been 60 relative humidity outside relative to a temperature of 90 f say but when that air came into the crawl space and cooled down to 75 f the relative humidity jumped up to 95. Crawl space humidity has been plaguing homes in north carolina and virginia since the first day they were built.