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?

When referring to the mugginess of the air, meteorologists will point to dew point rather than relative humidity. Relative humidity is indeed a measure of how much moisture is in the air relative to ...

Wondering what humidity is comfortable? While we often give a great deal of thought to heating our homes in the winter and cooling them down in the summer, we may not realize just how crucial ...

PHILADELPHIA (CBS) -- You may have noticed that in our broadcasts here on CBS3, we constantly refer to a thing called the "dewpoint" during the summer months. Many have asked "what about the relative ...

CORPUS CHRISTI, Texas — You see it all the time. The humidity is 100%! So humid! Air you can wear! While that may be true *at times*, it doesn't paint the full picture. When humidity is expressed as a ...