Relative humidity measures how much moisture is in the air compared to how much it could hold at a given temperature. It is simply the dew point temperature divided by the air temperature, times 100.

Here's how to take advantage of the temperature and humidity sensors in HomePod 2 and HomePod mini. Photo: Ed Hardy/Cult of Mac HomePod 2 and (surprise!) HomePod mini both include temperature and ...

Extreme levels of heat and humidity are forecast to spread across the country over the next two weeks, blanketing the Southwest, Midwest, and East Coast with high temperatures beginning this June 19 ...