The 29-year-old Brazil international spent last season on loan at Galatasaray and this new deal includes an option for the Turkish club to buy the defensive midfielder next summer.
A statement on Juve's website read: "Juventus announces that the agreement with Galatasaray for the temporary registration of the player Felipe Melo has been finalised.
"The agreement includes the option, to be exercised by Galatasaray by 30 April 2013, for the permanent acquisition of the player for a price of 6.5 million euros."
The experienced Melo joined Juve in 2009 having previously played for Fiorentina in Italy, Almeria, Racing Santander and Real Mallorca in Spain, and Gremio, Cruzeiro and Flamengo in his homeland.
Bayern Munich are kings of Germany and hope to be crowned kings of Europe at Wembley later this month!
Chelsea won the Europa League on Wednesday. The Blues defeated Benfica 2-1 on injury time goal from Ivanovic.
One of the top soccer cleats for control the Nike CTR360 will not let you down on the field in tight spaces.
The adidas Nitrocharge is the most talked about new cleat in years. It was released on May 15 and will take your pitch by storm.
adidas has added some color to the Predator line with this new colorway. Released on May 17. Be the first to own a pair.
Ajax has released their away soccer jersey for the 2013/14 season. Get in the Gear.
The new PUMA evoSPEED 1.2 FG. A great new soccer cleat with classic look and first time for PUMA to be on the cleat.
Borussia Dortmund hears Wembley Calling and are headed to London for the Champions League final.
The Liverpool 2013/14 soccer jersey is available for pre-order. The Reds are eager to compete for silver next season.
The push for more color on their cleats, adidas has added the infrared colorway to the adiZero f50 Line.