Full Moon Calendar September 2025

Full Moon Calendar September 2025. Once a month, the earth, the moon, and the sun align in a straight line. Here are all the full moons for 2025.

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. Click on any date in the monthly moon phase calendar to see daily moon phase information.