FAQ: Air Conditioning and High Humidity
Our central air conditioning system has no trouble keeping the indoor temperature just where the thermostat is set. But the humidity indoors still seems way too high. It feels clammy and uncomfortable. Why? An air conditioner both cools the air and makes it drier. Indoor air feels comfortable to most people when both the temperature and the relative humidity are in a certain range. Comfort is a relative term but for argument’s sake, suppose that in summer the goal is 74°F with a relative humidity of about 50%. When an air conditioner can keep up with temperature demands (what engineers…