﻿ relative humidity vs absolute humidity What is Relative Humidity? However, we express the relative humidity as a percentage value. Absolute vs. As nouns the difference between precipitation and humidity is that precipitation is precipitation, unwise or rash rapidity; sudden haste while humidity is dampness, especially that of the air. So if i have 97,7 kPa atmospheric pressure. You can convert your data with a simple click and discover the impacts on temperature and pressure. It is a subcategory of humidity which includes absolute humidity, relative humidity, and specific humidity. 3. Absolute humidity describes the amount of water present in the air. = a/b Side by Side Comparison – Humidity vs Relative Humidity in Tabular Form 5. Relative humidity, rather than absolute humidity, is a dominant factor in the case of drying secretions in the upper airway when using such a humidifier. The Rotronic Humidity Calculator calculates various humidity parameters such as dew point, frost point, vapor concentration, water vapor content, relative humidity, enthalpy, etc. This was a quick Friday afternoon calculation. ... Another important concept to understand is that, unlike the relative humidity, the dewpoint is an absolute measure of the humidity of the air and it is not temperature dependent. April 14, 2009 . Absolute Humidity table The table shows the absolute humidity in g/m3 (upper line) and the dew point temperature of the air in°C (lower line) for certain air temperatures as a function of relative humidity. Often it is expressed in grams per kilogram or cubic meter. Relative Humidity (RH) is the amount of moisture air is able to hold at a particular temperature. Absolute and specific humidity measure the exact physical amount of water in the air. The following example will clarify this concept. The fuel gauge is equivalent to relative humidity. 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