September Full Moon 2025.  — the full moon will be tuesday night, september 17, 2025, at 10:35 pm edt. How does september’s full moon affect you?

Explore this september moon phase calendar by clicking on each day to see detailed information on that days phase.  — here is a schedule of when each full moon will occur in 2025, various nicknames for each moon, and fun facts about moon phases and lunar eclipses.