Moon Phase on Tuesday, September 1, 2026

Times on this page are for New York, NY (EDT) unless noted. Phase and illumination are calculated for 12:00 PM local time with astronomy-engine.

The Moon is a waning gibbous moon on Tuesday, September 1, 2026 (78% lit). It rises after sunset, later each night, and is still up in the morning sky after sunrise. In New York, NY, moonrise is at 9:24 PM and moonset at 11:15 AM.

A waning gibbous moon (78%) rises in the evening on Tuesday, September 1, 2026 and rides high in the small hours. Early risers can often see it in the western sky after dawn.

Viewing tips

The early evening is darker than at Full Moon, because the Moon now rises after sunset. This is a short window for stargazing before moonrise. Look for the Moon in the western sky in the morning.

The next major phase is the Last Quarter on September 4 at 3:51 AM EDT, 3 days from now.

The next full moon is the Harvest Moon on Saturday, September 26, 2026. See the Harvest Moon page for times in every US time zone.

The Moon takes about 29.5 days to go through all eight phases, the synodic month. Phases happen at the same instant everywhere on Earth, but the calendar date can change with your time zone, especially when a phase falls near midnight.