September 2023 Full Moonrise Times

What is the full moon rise time on the East Coast?

The full Harvest Moon will grace the skies of New York City at 6:35 p.m. EDT on September 17. Skywatchers can expect a celestial spectacle as a partial lunar eclipse unfolds:

Penumbral phase begins: 8:12 p.m. EDT
Partial lunar eclipse starts: 8:41 p.m. EDT
Maximum eclipse: 10:44 p.m. EDT
Penumbral phase ends: 12:47 a.m. EDT (September 18)

Note: Timing may vary slightly for other East Coast locations.

The Harvest Moon rising over the New York City skyline

What is the full moon rise time on the West Coast?

In Los Angeles, the Harvest Moon will make its appearance at 6:55 p.m. PDT on September 17, 2023. The eclipse timeline for West Coast observers is as follows:

Penumbral phase begins: 5:41 p.m. PDT (before moonrise)
Partial eclipse starts: 7:12 p.m. PDT
Maximum eclipse: 7:44 p.m. PDT
Partial phase ends: 8:15 p.m. PDT
Penumbral phase concludes: 9:47 p.m. PDT

Partial lunar eclipse visible from Griffith Observatory in Los Angeles

Will the full moon be visible in Alaska?

In Anchorage, Alaska, the moon rises at 8:15 p.m. Alaska Daylight Time, after the partial phase of the eclipse has ended. However, Alaskans aren't completely left out of the celestial show:

Penumbral phase: 6:12 p.m. to 8:47 p.m. ADT
Visible effect: Subtle shading on the moon's surface

While missing the partial eclipse, Alaskan viewers can still witness the latter part of this ethereal event.

Harvest Moon rising over mountains near Anchorage, Alaska

Where else can the full moon be observed?

The full moon and partial lunar eclipse will be visible across North and South America, offering varying perspectives due to geographic and time zone differences.

Toronto, Canada

Moonrise: ~6:45 p.m. EDT
Partial eclipse begins: 8:41 p.m. EDT
Maximum eclipse: 10:44 p.m. EDT
Penumbral phase ends: 12:47 a.m. EDT (September 18)

Mexico City, Mexico

Moonrise: 7:35 p.m. local time
Partial eclipse starts: 8:41 p.m. CDT
Maximum coverage: 9:44 p.m. CDT
Penumbral phase: 11:15 p.m. to 12:47 a.m. CDT

Buenos Aires, Argentina

Moonrise: 6:43 p.m. ART
Partial phase begins: 9:41 p.m. ART
Peak eclipse: 10:44 p.m. ART
Penumbral phase concludes: 1:47 a.m. ART (September 18)

This celestial event connects skywatchers across the Americas, each location offering a unique perspective on the Harvest Moon's partial eclipse.

Collage of people viewing the Harvest Moon from different locations across the Americas

U.S. Naval Observatory. Astronomical Applications Department.
Space.com. Full moon calendar 2023: When to see the next full moon.