Calendar
Lunar calendar for September 2026
Principal lunar phases for September 2026: Last quarter on 4 Sept, 07:51, New moon on 11 Sept, 03:27, First quarter on 18 Sept, 20:43, Full moon on 26 Sept, 16:49 (UTC). Below are the phase, illumination and sign of the Moon for each day and the void-of-course periods.
Principal phases of the month
Dates and times are in UTC.
- Last quarter
- 4 Sept, 07:51 UTC · 11°49′ Gemini
- New moon
- 11 Sept, 03:27 UTC · 18°26′ Virgo
- First quarter
- 18 Sept, 20:43 UTC · 25°57′ Sagittarius
- Full moon
- 26 Sept, 16:49 UTC · 3°37′ Aries
The Moon day by day
Phase, illumination and sign at noon UTC of each day.
| Date | Phase | Illumination | Sign |
|---|---|---|---|
| 1 Sept | Waning gibbous | 80% | 2°17′ Taurus |
| 2 Sept | Waning gibbous | 70% | 16°07′ Taurus |
| 3 Sept | Last quarter | 60% | 0°07′ Gemini |
| 4 Sept | Last quarter | 48% | 14°16′ Gemini |
| 5 Sept | Last quarter | 37% | 28°30′ Gemini |
| 6 Sept | Waning crescent | 26% | 12°49′ Cancer |
| 7 Sept | Waning crescent | 17% | 27°08′ Cancer |
| 8 Sept | Waning crescent | 9% | 11°24′ Leo |
| 9 Sept | New moon | 3% | 25°33′ Leo |
| 10 Sept | New moon | 1% | 9°33′ Virgo |
| 11 Sept | New moon | 0% | 23°18′ Virgo |
| 12 Sept | New moon | 2% | 6°47′ Libra |
| 13 Sept | Waxing crescent | 7% | 19°57′ Libra |
| 14 Sept | Waxing crescent | 13% | 2°48′ Scorpio |
| 15 Sept | Waxing crescent | 20% | 15°21′ Scorpio |
| 16 Sept | Waxing crescent | 28% | 27°38′ Scorpio |
| 17 Sept | First quarter | 37% | 9°42′ Sagittarius |
| 18 Sept | First quarter | 47% | 21°38′ Sagittarius |
| 19 Sept | First quarter | 56% | 3°30′ Capricorn |
| 20 Sept | First quarter | 65% | 15°23′ Capricorn |
| 21 Sept | Waxing gibbous | 74% | 27°22′ Capricorn |
| 22 Sept | Waxing gibbous | 82% | 9°31′ Aquarius |
| 23 Sept | Waxing gibbous | 89% | 21°54′ Aquarius |
| 24 Sept | Waxing gibbous | 95% | 4°35′ Pisces |
| 25 Sept | Full moon | 98% | 17°35′ Pisces |
| 26 Sept | Full moon | 100% | 0°54′ Aries |
| 27 Sept | Full moon | 99% | 14°33′ Aries |
| 28 Sept | Waning gibbous | 96% | 28°26′ Aries |
| 29 Sept | Waning gibbous | 90% | 12°33′ Taurus |
| 30 Sept | Waning gibbous | 82% | 26°46′ Taurus |
Void-of-course Moon
The Moon is void of course from its last exact aspect to the Sun or a planet in a sign until it enters the next sign.
| Start, UTC | End, UTC | Sign |
|---|---|---|
| 31 Aug, 19:47 | 1 Sept, 08:01 | Aries |
| 2 Sept, 10:46 | 3 Sept, 11:47 | Taurus |
| 5 Sept, 08:39 | 5 Sept, 14:30 | Gemini |
| 7 Sept, 13:39 | 7 Sept, 16:49 | Cancer |
| 9 Sept, 18:57 | 9 Sept, 19:35 | Leo |
| 11 Sept, 05:52 | 11 Sept, 23:51 | Virgo |
| 13 Sept, 14:26 | 14 Sept, 06:43 | Libra |
| 16 Sept, 03:29 | 16 Sept, 16:41 | Scorpio |
| 18 Sept, 20:43 | 19 Sept, 04:54 | Sagittarius |
| 21 Sept, 14:31 | 21 Sept, 17:14 | Capricorn |
| 23 Sept, 08:18 | 24 Sept, 03:23 | Aquarius |
| 26 Sept, 08:31 | 26 Sept, 10:23 | Pisces |
| 28 Sept, 09:50 | 28 Sept, 14:40 | Aries |
| 29 Sept, 23:36 | 30 Sept, 17:26 | Taurus |
Lunar day
A lunar day begins at moonrise, and moonrise depends on the city. That is why it is not in the shared calendar: in your account it is calculated for your city of residence.
Lunar calendar by month
Source and method
Positions come from the NASA JPL ephemeris, kernel de440.bsp: the difference from the reference is at most 0.06 arcseconds. Time is computed in UTC.