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  The first rain gauge was invented by Prince MonJong and King SeJong.
The rain gauge can also be known as the udometer, pluviometer, or the ombrometer. - 
  
  The first aneomometer was a mechanical aneomometer invented by Leon Battista.
An aneomometer measures wind speed. - 
  
  The first type of thermometer invented. It took 20 minutes to calculate the temperature. It was invented by Galileo Galilei.
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  Also known as Torricelli's Tube. Invented by Evangelista Torricelli.
This measures air pressure using mercury. - 
  
  This is just a rain gauge that empties by itself, invented by Christopher Wren. (my dad has the one in the photo at home:)
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  This measures humidity. The first one invented was by Antoine Baume.
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  A weather baloon is able to check the temperature, pressure and humidity at a higher altitude. This was invented by Jean-Francois de Rozier.
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  This form of a hydrometer uses human hair and a needle to measure humidity. When human hair is wet, it gets longer. This is invented by Horace Benedict.
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  A doppler radar sends out electromagnetic waves to detect stuff like precipitation and hail. This was invented by Christian A. Doppler.
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  The Aneroid Barometer "registers the change in the shape of an evacuated metal cell to measure variations on the atmospheric pressure". This type of Barometer was invented by Lucien Vidie.
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  Invented by Alexander Stephanovich Popov to detect lightning coming from a thunderstorm.
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  A ceilometer measures cloud height. It was invented by Ty Beck.
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  AKA "The World's Greatest Weatherman" and "The Dean of TV Meteorologists", was the first television meteorologist. He continued to broadcast even during his last year alive when he had cancer.
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  The first SUCCESSFUL weather satalite was TRIOS1 invented by a group of NASA scientists.
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  This helps know the visibility for stuff like pilots and drivers. This was invented by Satt Elektronik Ab.
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  Invented by Dr.Andreas Pflitsch, this anemometer uses ultrasonic sound waves to measure wind velocity.