Wondering what humidity is comfortable? While we often give a great deal of thought to heating our homes in the winter and cooling them down in the summer, we may not realize just how crucial ...

Meteorologist Paul Douglas answers reader questions about the weather and other natural phenomena every couple of weeks.

Dew point and relative humidity, two terms that have floated around many weather forecasts over the years. What exactly do they mean and when are they best used to describe the conditions outside? Let ...

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 ...

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 ...

Mecklenburg, Marion F. 2007. Determining the Acceptable Ranges of Relative Humidity and Temperature in Museums and Galleries, Part 1, Structural Response to Relative Humidity.