Full Moon September Calendar for 2021, The Harvest Moon

Mark your calendars for the 2021 September Full moon! The next September full moon is Monday, September 20, 2021 19:55 EST based on the data provided by NASA.

September Full Moon, The Corn Moon

Names for the September Full Moon 

The September full moon is commonly referred to as the Corn Moon. In some years the September full moon is called the Harvest Moon if the full moon occurs closer to the fall equinox than the October full moon.

In 2021, the September full moon be called the Harvest Moon because it will be closer to the fall equinox than the October moon.

Future September Full Moons

Wondering about September in the future and when the full moons will occur? Here’s a list for the next few years.

YearDay of the weekFuture September Full Moons
2021MondaySeptember 20, 2021 19:55 EST
2022SaturdaySeptember 10, 2022 05:59 EST
2023FridaySeptember 29, 2023 05:57 EST

Past September Full Moons

And what about in the past? Here is when the full moon occurred in the past for September.

YearDay of the weekPast September Full Moons
2020WednesdaySeptember 3, 2020 01:22 EST
2019SaturdaySeptember 14, 2019 00:33 EST
2018MondaySeptember 24, 2018 22:53 EST
2017WednesdaySeptember 6, 2017 03:03 EST

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.