When it gets hot, you may hear us use the terms dew point, relative humidity, or feels like temperature. Do you know the difference? Dew Point is the quantity of moisture in the air. The higher the ...

This week, there has been lots of discussion regarding the dew point and how it relates to humidity. While most of us have probably heard of the dew point, do you actually know what it is?

AT the recent Institute of Physics Conference at Leeds, I communicated a rule which I have found useful for calculating the relative humidity direct from readings of the ventilated wet- and dry-bulb ...