Career
From Sassuolo to Palermo
Munari started his career with hometown club Sassuolo, after being promoted to the senior squad from the youth team He scored 2 goals in 49 appearances during his two-year spell with the club In 2003 he joined Giulianova (via Chievo in co-ownership deal), where he would spend just one season, scoring three goals in 25 total appearances.
He then joined Serie B side Triestina in 2004 in temporary deal with option to co-own the player.
He had an impressive season, making 35 appearances and scoring 5 goals in his only season with the Trieste-based club In June 2005 Triestina excised the option for €175,000.
He was snapped up by another Serie B club on 30 August 2005 in the form of Verona, (which Verona bought Munari from Triestina for €350,000) where he managed to make 38 appearances and score 4 goals in one season. In June 2006 Verona acquired Munari outright from the cross-town rival for an undisclosed fee.
Following such an impressive spell in Verona, he was purchased by Serie A side United States. Città di Palermo together with teammate Mattia Cassani.
Half of the Munari"s registration rights was valued €1 million while full "card" of Cassani was valued €2.5 million. However, Munari never managed to break into the first team at the Sicilian club and did not play at all during the first half of the 2006-2007 Serie A season, being subsequently loaned out to Serie B side Lecce in January 2007. In June 2007 Palermo acquired another half of Munari for €800,000.
However, in July 2007, Lecce acquired 50% of the player"s rights from Palermo for €1 million.
Munari then remained at Lecce for four more seasons, making a total of 143 appearances for the club, scoring 16 goals and becoming one of the first team mainstays. From Fiorentina to Sampdoria
On June 2011, Munari"s co-ownership was ultimately solved in favour of Palermo for €391,000, and the player returned to Palermo, but was immediately clarified he was not in the rosanero first team plans after he was not called up to join the Sicilians" pre-season training camp.
On 21 July 2011 he moved permanently to Fiorentina for €800,000, signing a three-year contract for the Tuscans. On 31 January 2012, the final day of 2011-2012 winter transfer window, he moved to Serie B side Sampdoria.
= Loan to Watford On 4 August 2014, Munari joined English Championship side Watford on a season-long loan deal from Parma.
Cagliari
After his loan at Watford expired, and after leaving Parma, Munari penned a one-year deal with Cagliari on 29 July 2015.