percentage humidity

percentage humidity

The ratio of the weight of water vapor in a pound of dry air to the weight of water vapor that would be present if the same weight of air were saturated; the ratio is expressed as a percentage.
References in periodicals archive ?
With the temperature nudging the 90s and the percentage humidity almost as high, the Scots take on a team who appear to have got their act together at last after miserably failing to qualify for the last World Cup.
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