Dreaming that you die is almost never read as literal. It is the great symbol of endings that make way — in the East a change of fortune and even lengthened life, in the West the death of an old self before a new one, in Ibn Sirin's tradition a long life and a turning in one's affairs.
Three readings
In Chinese tradition · 周公解梦
周公解梦 is famously contrary here: to dream of one's own death was traditionally read as auspicious — a shedding, fortune turning over, even long life. Death in the dream-grammar is the old season ending completely so the new one can begin clean. The tradition asks what in your life has already ended in fact, and only awaits your acknowledgment.
Jung read dream-death as the ego's necessary dying: initiation, not extinction. These dreams cluster at life's thresholds — leaving home, marriage, divorce, retirement, recovery — wherever an old identity must die for the next to be born. Fear in the dream is the old self protesting. The psychological question is never "will I die?" but "what of me is being asked to?"
Ibn Sirin read dreaming of one's own death — without the scenes of burial — as long life ahead, and as a turning in the dreamer's condition: repentance from error, a journey, a great change. Death followed by return to life was read as return and restoration. As meaning: a chapter is closing under you, and the tradition reads the closing kindly.
No tradition reads it that way — strikingly, both the Chinese and Islamic classics read it toward long life and change of state. It is the mind's largest image for an ending that is already underway.
What does it mean to watch my own funeral?
Often read as watching how your old self is regarded — by others and by you. It can stage a wish to witness your own worth, or the formal farewell to an identity you have outgrown.
Why wasn't I afraid in the dream?
Calm in a death dream is usually the tell that the reading is transformation: some part of you has already accepted the ending. Dreamers frequently report these as strangely peaceful — the psyche signing off on the change.
This is the general reading. Your dream is specific.