how much does water weight
A gallon of water at room temperature weighs 8.33 pounds. The most widely accepted simple scientific answer to this question is that a gallon of room temperature water weighs 8.33 pounds. Whatâs more, if water is heated from room temperature, 70Â°F to its boiling point of 212Â°F, it will weigh 7.996 pounds, losing .333 pounds. [1]