The moon has one of the most consistent symbolic meanings across dream traditions: it represents the subconscious, intuition, and emotional cycles — the parts of you that don't operate on logic.
A full, bright moon
Often appears during periods when your intuition or emotional awareness feels unusually sharp — you're picking up on things (about a situation or a person) that you can't fully explain logically but trust anyway.
A new or dark moon
Can reflect a period of low emotional visibility — not knowing how you feel, or feeling disconnected from your own intuition, often during a stretch of being overly focused on logic or external demands.
The moon changing phases within the dream
If you watch the moon cycle through phases, this often reflects an awareness that your current emotional state is part of a cycle rather than a fixed condition — a helpful, if subtle, reassurance that a difficult feeling will pass.