Summer is here, and heat and humidity have arrived.

Dew point and relative humidity are related, but dew point communicates how things feel much better. That’s why we use it as the basis for our Muggy Meter we show on TV and online. It’s an absolute ...

Michigan's heat wave this week will feel even warmer because of high humidity. Here's how the heat index works.

Humidity is part of the answer. But Britain’s housing, long summer days, and lack of experience with extreme heat also make ...

What is heat index and how does it affect how stifling excessive heat feels?

Whether a summer day is great or awful often comes down to the humidity. With summer here, one component of our daily weather can make or break our enjoyment of the season, and that's the humidity. So ...

'Feels like' temperatures are just another name for the heat index. Here's how to understand the calculations as temperatures and humidity soar.