TJ H. By professormike Apr 18, 1592 First Thermometer Galileo Galilei Jan 1, 1617 Published When the thermometer was published Apr 18, 1638 First actual thermometer made Yes the thermometer was made befor this time, but it was called thermoscope befor this time. Apr 19, 1655 Freezing & Boiling points were added Apr 19, 2011 The Thermometer TODAY today thermometers are little hand held devices.
