2025 Moon Phases Australia Schedule. A new moon is the first lunar phase that happens about once a month or 29.53 days on. The opposite half of the moon is illuminated compared to the first quarter.

Follow the moon phases for september 2025 and lunar calendar in australia. From south australia or the northern territory, 3.00am to 4.23am, and from western australia 1.30am to 2.53am.