Monteith famously died in July 2013 from an overdose of heroin and alcohol in a Vancouver hotel room.
The Glee actor was only 31.
Michele captioned the post with a refreshingly positive message that focused on the good times the couple shared.
“We may not have gotten to share a lifetime together… But the memories.. they’re the best of my life,” she said.
The post elicited an outpouring of grief from fans who praised Michele for her display of public vulnerability.
“Head up beautiful, one day he will meet you at the gates of heaven with his arms wide open! He was such an inspiration to many of us! I love you, Lea,” one fan said.
“Thank you for keeping his memory alive. I loved his character in Glee so much that my son’s middle name is Finn. You are my hero for staying so strong! Keep singing, Lea! You have so much soul!” Another fan said.
Watch as the couple share their first on screen kiss. Post continues.
One fan called Michele a hero for her displayed strength.
“I will forever miss Cory! I have a cardboard cutout of Finn and I think of Cory daily. the struggles he went through help me keep going. love you, Lea!”
The tribute is the latest in a series of posts the young actor has made to commemorate her lover’s death.
Monteith and Michele met on the set of the Glee in 2009 and revealed their off-screen relationship in 2012.