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?

FIGURE 1. Relative indoor humidity (violet) and absolute exterior humidity (orange) displayed over 26 months. For the majority of winter months, rh ranged between 35 and 60 percent. December 10, 2018 ...

We will analyze the limit conditions under which an air conditioner (vapor-compression refrigeration cycle equipment) 'ceases ...

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 ...

Meteorologist Ray Petelin joined the KDKA Weather Team in October 2018, but is no stranger to the weather in Pittsburgh and Western Pennsylvania. He has been forecasting in Pittsburgh since 2011 and ...

Relative humidity is not a good way to tell if we have muggy air on the way. Here’s why. The key word in relative humidity is relative. The humidity percentage is given, relative to how much moisture ...

I know in Houston, we hear the term humidity which is used to correlate to how muggy it may feel outside. But what actually is humidity and what does it represent? Humidity is the measurement of water ...