Lunar Calendar September 2027
Lunar calendar for September 2027 in US Eastern Time: the Moon's phase, illumination, zodiac sign with ingress times and void-of-course periods for every day. The Harvest Moon is September 15 at 7:03 PM ET in Pisces and the new moon is September 29 at 10:36 PM ET in Libra. The Moon waxes on September 1–15 and 30 and wanes on September 16–29.
Times are Eastern Time (New York): EST, UTC−5, in winter and EDT, UTC−4, during daylight saving time. The Moon changes phase and sign at the same instant everywhere, so only the clock time differs: in Central Time subtract 1 hour, in Mountain Time 2 hours, in Pacific Time 3 hours.
Moon phases and eclipses in September 2027
- Tue 09/07/2027, 2:31 PM ET (18:31 UTC): First Quarter, Moon in Sagittarius
- Wed 09/15/2027, 7:03 PM ET (23:03 UTC): Full Moon (Harvest Moon), Moon in Pisces
- Thu 09/23/2027, 6:20 AM ET (10:20 UTC): Last Quarter, Moon in Cancer
- Wed 09/29/2027, 10:36 PM ET (09/30 02:36 UTC): New Moon, Moon in Libra
Moon calendar by day
| Date | Phase, illumination | Moon sign | Void of course |
|---|---|---|---|
| Wed 09/01 | Waxing crescent, 1% | Virgo | 9:29 PM–midnight |
| Thu 09/02 | Waxing crescent, 5% | Virgo → Libra 1:07 AM | 12:00 AM–1:07 AM |
| Fri 09/03 | Waxing crescent, 12% | Libra | 11:06 PM–midnight |
| Sat 09/04 | Waxing crescent, 20% | Libra → Scorpio 3:44 AM | 12:00 AM–3:44 AM |
| Sun 09/05 | Waxing crescent, 29% | Scorpio | 3:06 PM–midnight |
| Mon 09/06 | Waxing crescent, 39% | Scorpio → Sagittarius 10:01 AM | 12:00 AM–10:01 AM |
| Tue 09/07 | First Quarter 2:31 PM, 49% | Sagittarius | none |
| Wed 09/08 | Waxing gibbous, 59% | Sagittarius → Capricorn 8:12 PM | 2:28 PM–8:12 PM |
| Thu 09/09 | Waxing gibbous, 68% | Capricorn | none |
| Fri 09/10 | Waxing gibbous, 77% | Capricorn | none |
| Sat 09/11 | Waxing gibbous, 84% | Capricorn → Aquarius 8:50 AM | 2:43 AM–8:50 AM |
| Sun 09/12 | Waxing gibbous, 90% | Aquarius | none |
| Mon 09/13 | Waxing gibbous, 95% | Aquarius → Pisces 9:39 PM | 3:20 PM–9:39 PM |
| Tue 09/14 | Waxing gibbous, 98% | Pisces | none |
| Wed 09/15 | Full Moon 7:03 PM, 100% | Pisces | 7:04 PM–midnight |
| Thu 09/16 | Waning gibbous, 99% | Pisces → Aries 8:56 AM | 12:00 AM–8:56 AM |
| Fri 09/17 | Waning gibbous, 97% | Aries | none |
| Sat 09/18 | Waning gibbous, 93% | Aries → Taurus 6:05 PM | 11:40 AM–6:05 PM |
| Sun 09/19 | Waning gibbous, 86% | Taurus | none |
| Mon 09/20 | Waning gibbous, 78% | Taurus | 9:13 PM–midnight |
| Tue 09/21 | Waning gibbous, 69% | Taurus → Gemini 1:06 AM | 12:00 AM–1:06 AM |
| Wed 09/22 | Waning gibbous, 58% | Gemini | 11:35 PM–midnight |
| Thu 09/23 | Last Quarter 6:20 AM, 47% | Gemini → Cancer 6:02 AM | 12:00 AM–6:02 AM |
| Fri 09/24 | Waning crescent, 36% | Cancer | none |
| Sat 09/25 | Waning crescent, 25% | Cancer → Leo 9:00 AM | 6:04 AM–9:00 AM |
| Sun 09/26 | Waning crescent, 16% | Leo | none |
| Mon 09/27 | Waning crescent, 8% | Leo → Virgo 10:28 AM | 3:55 AM–10:28 AM |
| Tue 09/28 | Waning crescent, 3% | Virgo | 3:49 PM–midnight |
| Wed 09/29 | New Moon 10:36 PM, 0% | Virgo → Libra 11:31 AM | 12:00 AM–11:31 AM |
| Thu 09/30 | Waxing crescent, 1% | Libra | none |
Calculated with Swiss Ephemeris, US Eastern Time · How we calculate →
September 2027 at a glance
In September 2027 the Moon changes sign 13 times and is void of course 13 times; the longest void-of-course stretch lasts about 20 hours.
For the garden this month: planting by the Moon in September 2027. The whole two-year view: lunar calendar 2026–2027.
Every phase with exact times: Moon phases, full moon calendar and new moon dates. More guides in the astrology library; for the Moon in your own chart, build a free birth chart in the app.
Frequently asked questions
When is the full moon in September 2027?
The Harvest Moon is on 09/15/2027, 7:03 PM ET (23:03 UTC), with the Moon in Pisces.
When is the new moon in September 2027?
The new moon is on 09/29/2027, 10:36 PM ET (09/30 02:36 UTC), with the Moon in Libra.
When is the Moon void of course in September 2027?
13 times this month; the longest stretch lasts about 20 hours. The exact hours for each day are in the Void of course column of the table, in Eastern Time. By tradition, you avoid starting new things in these hours.
Are there eclipses in September 2027?
No. The next eclipse is a partial lunar eclipse on 01/11/2028, 11:13 PM ET (01/12 04:13 UTC).
When is the Moon waxing in September 2027?
By the phase at noon Eastern Time, the Moon is waxing on September 1–15 and 30 and waning on September 16–29. Tradition favors starting and building on a waxing Moon and finishing and clearing out on a waning Moon.