Wet bulb temperature is the temperature of air recorded by a thermometer, when
Wet bulb temperature is the temperature of air recorded by a thermometer, when Correct Answer Its bulb is surrounded by a wet cloth exposed to the air
Wet-bulb temperature. The wet-bulb temperature (WBT) is the temperature read by a thermometer covered in water-soaked cloth (wet-bulb thermometer) over which air is passed. At 100% relative humidity, the wet-bulb temperature is equal to the air temperature (dry-bulb temperature) and it is lower at lower humidity.