Alaska Climate Data - Humidity
Mean monthly relative humidity
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Morning and afternoon RH
Mean monthly dewpoint
Humidity - a measure of the water vapor content of the air.
Dewpoint temperature - the temperature to which a parcel of air must be cooled (at constant pressure and water vapor content) in order for saturation to occur.
Relative humidity - the ratio of the actual vapor pressure of the air to the saturation vapor pressure for a given air temperature.

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