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.

Has this summer been muggier than usual? For nearly two-thirds of the country, the answer is yes. Tens of millions of Americans in the central and eastern United States have suffered from an ...

Sunday starts off nice and comfortable with temperatures in the upper 60s, but the humidity makes its return. Sun and clouds can be expected throughout the day with highs in the upper 80s. Winds are ...

That nice 'fall feeling' is going away. Thursday morning will bring the familiar 'air-you-can-wear' to the Coastal Bend. You can also expect some patchy fog for the Thursday morning commute. Humidity ...

Residents of Northeast Pennsylvania have been feeling the heat, thanks to more humidity than usual this summer. The region has had many days this summer in the 80s and 90s, but the humidity, which has ...