text: who is invented temperature of degree?   there are 3 main temperature scales.  the earliest, fahrenheit, was invented in 1724 by daniel gabriel fahrenheit, a german physicist. this scale is still used widely in america.  the next and most "metric" of the scales, celsius, was invented in 1742 by sweedish astronomer anders celsius. this scale is the standard in europe.  the last scale, kelvin, is the si standard measurement for temperature. it was invented in 1848 by lord william thomas kelvin. the kelvin scale starts at absolute zero, therefore 0 c/32 f is equivalent to 273.15k