PORTLAND (WGME) -- Summer is here, and heat and humidity have arrived. However, it’s important not to use relative humidity to determine how humid it is outside. You may have heard somebody say, “The ...

Add Yahoo as a preferred source to see more of our stories on Google. There are multiple ways to describe how wet the air is (yes, pretty much all air is wet). What I mean by that is there are water ...

It's a T-shirt kind of day in Washington, DC: 85 degrees with 63 percent humidity. We all know those numbers mean hot, but what exactly does that humidity percentage tell us? And why should we care?

YOUNGSTOWN, Ohio (WKBN) — There might not be a more misunderstood phrase in meteorology than “relative humidity.” Every summer when humidity returns, this phrase echoes across the United States: “It ...