It is the temperature air needs to cool to become saturated at a constant pressure. Relative humidity is the amount of vapor ...

relative humidity, or dew point in air. The range humidity measurement instruments operate in is typically from 0 to 100% humidity. They are sometimes combined with other sensing devices such as ...

You then compare this to a relative humidity chart to check the humidity level. PUPIL: The wet bulb temperature was two degrees Celsius. PUPIL: And the dry bulb was four degrees Celsius.

Relative humidity is defined as the amount of water vapour saturation in air at a given temperature. It is usually expressed as a percentage and in most instances will vary from 40 60% for comfortable ...