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When it’s hot outside, we often talk about the heat index. Here’s why it’s important.
Think deserts, for example. The heat index equation works using dew point or relative humidity along with temperature, but dew point is easier to understand. When the dew point is high ...
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Dew point
The dew point is the temperature the air needs to be cooled to in order to achieve a relative humidity (RH) of 100%. The higher the dew point rises, the greater the amount of moisture in the air.