Moon Phases Sept 2025 Usa. The 2025 moon phases schedule will help you look back at when the new, first quarter, full, and last quarter moons occurred each month of the year. Click on any day in the moon phase calendar to get detailed information for that specifc day.

Explore this september moon phase calendar by clicking on each day to. The month of september 2025 begins with a first quarter phase that is illuminated to 68.82%.