Full Moon September 2023: The Full Harvest Moon
Mark your calendar for the next September 2023 Full Moon. The next September full moon is Friday September 29, 2023 5:57 AM EDT or 9:57 AM UTC based on the data provided by NASA. It will be the tenth full moon on the 2023 Full Moon schedule.
A full moon occurs when the Earth is directly between the Sun and Moon so that the moon looks completely illuminated when you look at it. It happens about once a month or, 29.53 days on average.
Ready to dive a little deeper into the September 2023 Full Moon? Learn more about the moon’s nicknames and other facts.
The dates and times provided by NASA in United States Eastern Time (ET) account for both Eastern Standard Time (EST) and Eastern Daylight Time (EDT) for part of the year in the United States. Also below is the Coordinated Universal Time (UTC) time. This was previously referred to as Greenwich Mean Time (GMT). Since your local time zone may be different, the exact dates may shift slightly for your calendar.
When is the full moon in September 2023?
The full moon in September will be on Friday September 29, 2023 5:57 AM EDT or 9:57 AM UTC. The September 29th full moon will be the tenth full moon of 2023 and the full moon in Aries.
What is the name of the September 2023 Full Moon?
One name for the September 2023 Full Moon is the Full Harvest Moon. The nickname is inspired by nature and agriculture as well as the timing of the Fall Equinox. In 2023, the September full moon will be called the Full Harvest Moon because it was closer to the start of Autumn than October’s.
In other years, the September Full Moon is also called the Full Corn Moon.
Which season includes the September Full Moon?
In 2023, the September Full Moon will be the first full moon of the Autumn 2023 season. It will be the first full moon after the Autumnal Equinox in 2023.
The Autumnal Equinox marks the beginning of astronomical autumn and the end of astronomical summer in the Northern Hemisphere.
In 2023, the Autumnal Equinox will be Saturday September 23, 2023 2:50 AM EDT or 6:50 AM UTC.
Depending on the year, the Full Harvest Moon could occur either at the end of Summer or at the beginning of Autumn depending on how the full moons line up with the Autumnal Equinox.
When is the new moon for the 2023 Full Harvest Moon?
The lunar cycle for the September Full Moon will begin with its new moon in September 2023. The New Harvest Moon will be on Thursday September 14, 2023 9:40 PM EDT or September 15, 2023 1:40 AM UTC and will be the new moon in Virgo.
Two interesting notes about the September New Moon in 2023:
- This will be one of the few new moon-full moon cycles that will be in the same month.
- The new moon will be near the end of the summer season. The full moon is at the beginning of autumn.
Will there be a full supermoon in September 2023?
Depending on the supermoon definition you use, the full moon in September 2023 will be a full supermoon or it is a little too far away to be considered one. The July full moon will be approximately 361,552 kilometers from the Earth during its peak, based on the calculations by AstroPixels.
A full supermoon is a full moon that nearly coincides with the closest that the Moon comes to the Earth in its orbit, called perigee. The moon has a larger-than-usual appearance when you look at it. There isn’t an official definition for how close the moon needs to be to the earth to be considered a supermoon. For the purposes of this site, we’ll follow the Timeanddate.com definition using moons less than 360,000 kilometers from the Earth.
2023 will have 2 supermoons in August and 2 additional full supermoons, including September, depending on the definition you use.
Will there be a lunar eclipse during the September Full Moon?
No there will not be a lunar eclipse during the full moon in September 2023. In the future, there will be an eclipse during the first full moon of the year.
In 2023 there will be two lunar eclipses during the year. The May Full Moon will have a penumbral lunar eclipse and there will be a partial lunar eclipse during the October Full Moon.
September 2023 Moon Phases in Eastern Time and UTC
Below are the lunar phases for September 2023 including the new moon, first quarter, full moon, and last quarter that are on the schedule for each month. The date and times are based on both the United States Eastern Time Zone and UTC, adjusted for daylight saving time.
|Lunar Phase||US Eastern Date & Time||UTC Date & Time|
|September Last Quarter||September 6, 2023 6:21 PM EDT||September 6, 2023 10:21 PM UTC|
|September New Moon||September 14, 2023 9:40 PM EDT||September 15, 2023 1:40 AM UTC|
|September First Quarter||September 22, 2023 3:32 PM EDT||September 22, 2023 7:32 PM UTC|
|September Full Moon||September 29, 2023 5:57 AM EDT||September 29, 2023 9:57 AM UTC|
Future September Full Moons
Wondering when in the future the full moons will occur in September beyond September 2023 full moon? Here’s a list through 2029.
|Year||Day of the week||Future September Full Moons|
|2023||Friday||September 29, 2023 5:57 AM EDT|
|2024||Tuesday||September 17, 2024 10:34 PM EDT|
|2025||Sunday||September 7, 2025 2:09 PM EDT|
|2026||Saturday||September 26, 2026 12:49 PM EDT|
|2027||Wednesday||September 15, 2027 7:04 PM EDT|
|2028||Sunday||September 3, 2028 7:48 PM EDT|
|2029||Saturday||September 22, 2029 12:29 PM EDT|
Past September Full Moons
And what about the past? Here is when the full moon occurred in the past for September.
|Year||Day of the week||Past September Full Moons|
|2022||Saturday||September 10, 2022 5:59 AM EDT|
|2021||Monday||September 20, 2021 7:55 PM EDT|
|2020||Wednesday||September 2, 2020 1:22 AM EDT|
|2019||Saturday||September 14, 2019 12:33 AM EDT|
|2018||Monday||September 24, 2018 10:53 PM EDT|
|2017||Wednesday||September 6, 2017 3:03 AM EDT|
Frequently Asked Questions
Have additional questions about the September Full Moons? Here are a few of the frequently asked questions to help you.
In 2023, there will be one full moon in September. The September Full Moon will be on Friday September 29, 2023 5:57 AM EDT or 10:57 AM UTC. There are other years with 2 full moons, with the second called a blue moon, but not for 2023.
Future Full Moon Calendars
And if you’re looking for when the full moon occurs for the rest of the year, check out these future full moon calendars.
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