What is Dry Bulb Temperature? This topic contains 1 reply, has 2 voices, and was last updated by Surjeet Sankararaj 5 years, 3 months ago. Author Posts June 10, 2013 at 10:04 pm #2477 KingParticipant Points: 96 What is Dry Bulb Temperature? June 11, 2013 at 10:07 am #2483 Surjeet SankararajKeymaster Points: 631 Dry Bulb Temperature (DBT) is the temperature of air measured by an ordinary thermometer (a thermometer shielded from moisture and radiation). Author Posts Tagged: temperature You must be logged in to reply to this topic.