Full Moon in September 2025: Red Corn Moon
The September Full Moon is the Corn Moon that turns red! This is because it coincides with a total lunar eclipse. Enjoy the view on September 7, 2025! Want to know when the Full Moon will rise and set at your exact location? Check the timing with the lunar calendar in the Sky Tonight app. Read on to learn why this Full Moon is called the Corn Moon and other details about this beautiful celestial event.
Contents
- When is the Full Moon in September 2025?
- September Full Moon in Aquarius
- September Blood Moon — Total Lunar Eclipse on September 7
- What is the name of the September Full Moon?
- When is the next Full Moon?
- September Full Moon 2025: Conclusion
When is the Full Moon in September 2025?
This month, the Full Moon will occur on September 7 at 18:09 GMT (2:09 p.m. EDT). The exact timing is not crucial for observing a Full Moon, as it will appear round and bright to the naked eye for a few days. You can enjoy the Full Moon from about September 6 to September 8.
The Full Moon rises in the east at sunset and sets in the west shortly before dawn. For a special view, try catching it near the horizon, where it takes on a beautiful orange hue due to atmospheric refraction.
Moon phases in September 2025
- Full Moon: September 7, 18:09 GMT (2:09 p.m. EDT)
- Last Quarter: September 14, 10:33 GMT (6:33 a.m. EDT)
- New Moon: September 21, 19:54 GMT (3:54 p.m. EDT)
- First Quarter: September 29, 23:54 GMT 7:54 p.m. EDT)
One of the easiest ways to check the current lunar phase is by visiting the lunar calendar on the starwalk.space website or in the Sky Tonight app. You'll find all the essential details, including moonrise and moonset times, the illumination percentage of the lunar disk, and more.
September New Moon and the Partial Solar Eclipse on September 21
The New Moon on September 21 will bring more than just dark skies — it will also coincide with a partial solar eclipse! During this event, the Moon will cover up to 85.5% of the Sun. However, only a few regions will get to see it, including New Zealand, southern Australia, parts of the Pacific and Atlantic, and Antarctica. Check out our dedicated article for the eclipse details and viewing tips.
September Full Moon in Aquarius
Depending on the year, the September Full Moon can be in one of three constellations. Most years it's in Pisces, sometimes in Aquarius, and very rarely, once every 20 years or so, in Cetus. In 2025, the September Full Moon will be positioned in Aquarius.
Bright “star” near the Full Moon in September
Near the September Full Moon, you might notice a bright yellowish dot — that's not a star, that's Saturn! The planet will be closest to the Moon on September 8 at 17:10 GMT, with a separation of just 3°30'. But you don’t have to wait for that exact moment — Saturn will already be near the Moon on the Full Moon’s night. To distinguish it from nearby stars, use the Sky Tonight app — point your device at the bright dot, and the app will instantly identify it. See our separate article to learn about other upcoming Moon-planet conjunctions.
September Blood Moon — Total Lunar Eclipse on September 7
If you notice the Full Moon turning red on September 7, don't worry — it’s not the apocalypse yet! It's just a total lunar eclipse, during which the lunar disk will pass into the Earth's shadow. During this spectacular event, the Moon will turn red for 1 hour and 22 minutes — the duration of the total phase. The maximum of the eclipse will occur on September 7 at 18:11 GMT.
The total lunar eclipse will be visible in the night part of the world, including Europe, Russia, Australia, Africa, and Antarctica. To check the exact visibility and timing for your location, use the Sky Tonight app. Simply open the app’s calendar, find the event, and see whether the eclipse will be visible in your area. Learn more about the total lunar eclipse on September 7 in the dedicated article, and explore our infographic on upcoming eclipses.
What is the name of the September Full Moon?
Each Full Moon has a traditional name, often inspired by seasonal changes and natural events typical of that month. In addition to these, some “special” Full Moons have names based on unique celestial phenomena. For example, the September Full Moon 2025 is called the Blood Moon because it will turn red during a total lunar eclipse.
Corn Moon meaning
Native American tribes referred to the September Full Moon as the Corn Moon because it signified the time for harvesting crops at the end of summer. Different tribes had their own variations of the name, given the importance of corn in the lives of the people of that time. For example, the Abenaki people called it the Corn Maker Moon, while the Zuni described it as “the Moon when everything ripens and corn is harvested.”
Alternative names for the September Full Moon
The other alternative names for the September Full Moon include:
- Chinese: Chrysanthemum Moon
- Celtic: Singing Moon
- Wiccan: Barley Moon
- Cherokee: Nut Moon
- Southern Hemisphere: Worm Moon, Lenten Moon, Crow Moon, Sugar Moon, Chaste Moon, Sap Moon
Curious about the names of other Full Moons? Check out our colorful infographic with all the dates and names of the Full Moons in 2025.
Not the Harvest Moon this time
The Harvest Moon is the Full Moon closest to the autumnal equinox. In most years, the September Full Moon gets this title, but that’s not the case in 2025. This year, the Full Moon on October 7 will be closest to the equinox on September 22, making it the official Harvest Moon in the Northern Hemisphere. Want to know what makes it special? Read our dedicated article to learn more!
When is the next Full Moon?
The next Full Moon after the Full Moon on September 7 will take place on October 7, 2025. Use our Full Moon calendar to ensure you don’t miss the best time to observe the Moon.
When is the next Harvest Moon in 2025?
The Harvest Moon is the closest Full Moon to the autumnal equinox. In 2025, it is on March 14 in the Southern Hemisphere and on October 7 in the Northern Hemisphere.
When is the next Corn Moon?
The Corn Moon is a traditional name for the September Full Moon. In 2025, the Corn Moon is on September 7 at 18:09 GMT (2:09 p.m. EDT). After that, the Corn Moon will take place on September 26, 2026.
September Full Moon 2025: Conclusion
The September Full Moon, known as the Corn Moon, will occur on September 7 at 18:09 GMT (2:09 p.m. EDT) in the constellation Aquarius. This year, it comes with a total lunar eclipse, turning the Moon red for about an hour. Adding to the view, bright Saturn will shine nearby. Want to check if the eclipse is visible in your area, identify bright objects near the Moon, or find the exact moonrise time? Let the Sky Tonight app be your guide! And for a complete list of the Full Moons in 2025, explore our Full Moon calendar.
We wish you clear skies and happy observations!
