When Is September 2025 New Moon. Find out moon phases for september, 2025. September 2025 moon phase calendar has the 8 lunar phases of the moon, percent of illumination visible from earth, age of the moon in the lunation cycle of.

See here the moon phases, like the full moon, new moon for september 2025 in greenwich, london, united kingdom. The calendar below depicts the phases of moon in each day of september 2025.