Why is it that when it's raining, the relative humidity isn't 100%?

This weeks Climate Chronicles question comes from Bill.

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 ...

I have always thought that at very low temperatures, say zero degrees or lower, the air would be dry. However, I have observed that the relative humidity is usually quite high when temperatures are ...

NORFOLK, Va. — Most summer days, you hear us talk about “humidity” when describing how the air feels. While many people are familiar with the term relative humidity — the percentage of water vapor in ...

KNOXVILLE, Tenn. — As we head into the spring and summer, meteorologists are going to talk more about humidity and dew point. But, what’s the difference? You might be used to checking the humidity ...

High humidity makes us uncomfortable. Turns out it's bad for your basement, too. Here's why, and what your basement's humidity level should be.