"Humidly" is a term that describes an atmosphere or climate that has a high level of moisture in the air. While it is a useful term, sometimes it is necessary to switch things up and use a different synonym. Some alternatives to "humidly" include "moistly," "damply," "clammy," "muggily," and "soggily." These words all describe varying levels of humidity and are perfect for describing the weather on a hot, sticky summer day. Each word has its nuances, so it's essential to choose the right one to convey exactly what you mean.