Friends and relatives began to arrive at Rivermead Leisure Centre in Richfield Avenue, before midday, many staying until the coffin, adorned with flowers, was taken on to a private burial service more than two hours later.
Saeed Iqbal, Miss Muneer's uncle, said the family had ''lost everything''.
''It's been absolutely terrible, absolutely terrible. Nobody can understand the hell we've been through.
''We can't sleep, nobody can sleep, she comes into our eyes and mind and everywhere - we have just lost everything,'' he said.
''She was an absolutely beautiful girl, she was innocent and somebody's taken her life for no reason.
''The way it happened, it's difficult - for my sister, for my brother, for the young kids - it's absolutely terrible.''
And he called for justice for the promising student, who had hoped to become a lawyer.
''Everyone, the whole community is there for us and now is the time for justice.
''I believe it (should be) a life for life. That's my request, that's my brother-in-law's request, that's my sister's request - we are looking for justice and justice is a life for a life.''
He said family members had received ''wonderful support'' from the local Pakistani community along with the wider community in Reading.
Miss Muneer, a part-time shop assistant was discovered lying next to the River Kennet, near the Madejski Stadium in Reading, Berkshire, by a jogger at 8.30pm.
Her former boyfriend, Gulamyr Akhter, 19, of Victoria Way, Reading, appeared in court charged with her murder.
Miss Muneer is thought to have left work at the nearby Brunel Retail Park at around 6pm - more than two hours before her body was discovered.
A post-mortem examination found she had suffered 25 stab wounds.