Summer is here, and heat and humidity have arrived.

Dew point can be calculated using the air temperature and a relative humidity value, which is measured using something called a sling psychrometer. A psychrometer is a metal rod, around 6 inches long, ...

That is because the dew point is a measure of how much water vapor is in the air and relative humidity is a measure of how much water vapor is in the air relative to how much water vapor could be in ...

What does the dew point measure? Mike Moss: The number of a dew point, for example 62, represents the temperature at which a given air mass would be saturated with water vapor, so that any additional ...