Moon Phases
Complete lunar calendar with full moon and new moon dates, daily illumination, and all moon phases. Select a month to view the detailed lunar calendar.
When is the next full moon? Our lunar calendar covers 2025, 2026, and 2027 with accurate dates for every full moon, new moon, and quarter phase. Click any month below to see daily illumination percentages and exact phase dates.
About moon phases
The Moon goes through eight distinct phases in its 29.5-day lunar cycle: New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Last Quarter, and Waning Crescent. Each month's lunar calendar shows the daily illumination percentage and highlights the four major phases.
Our moon phase calculator covers 2025, 2026, and 2027 with accurate lunar data. Whether you're planning photography, gardening, fishing, or just curious about tonight's moon, you'll find exact dates for every full moon and new moon.
Frequently asked questions
When is the next full moon?
Click "This Month's Moon" above to see the current lunar calendar with the next full moon date highlighted. Full moons occur roughly every 29.5 days.
What are the 8 moon phases?
The 8 phases are: New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Last Quarter, and Waning Crescent. Each monthly page shows daily phase transitions.
How long is a lunar cycle?
A complete lunar cycle (synodic month) is 29.53 days — the time from one new moon to the next. This is why full moon dates shift forward by about 1 day each month.