Lunar Calendar Month September 2026 (Cambodia)

The Moon is the only natural satellite of the Earth and the fifth largest moon in the Solar System. It is the largest natural satellite in the solar system relative to the size of its planet. The following is information specific for Phnom Penh, Cambodia during September 2026.

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Date and time of moon phases

The information in the following table comes from calculations published by the Astronomical Applications Department of the U.S. Naval Observatory.

Moon phases	Dates	Time
3rd quarter	2026-09-04	14:51
new moon	2026-09-11	10:27
1st quarter	2026-09-19	03:44
full moon	2026-09-26	23:49

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during September 2026.

Position	Dates	Time	Distance	Notes
Perigee	2026-09-07	03:27	368,254 km
Apogee	2026-09-19	10:02	404,216 km

Moon-Planet Conjunctions

A Moon-planet conjunction occurs when an astronomical object has either the same, or nearly the same, right ascension or the same ecliptic longitude of that of the Moon, as observed from Earth.

Astronomical Objects	Date and Time
Pleiades	2026-09-03 19:03
Mars	2026-09-07 01:24
Beehive	2026-09-08 11:43
Jupiter	2026-09-09 01:13
Spica	2026-09-14 03:53
Venus	2026-09-14 18:10
Antares	2026-09-17 19:18

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 30 days of September 2026.

September 2026
w	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
Week 36	31 Monday	1Tuesday 86.4% illuminated Age: 18.3	2Wednesday 78% illuminated Age: 19.4	3Thursday 68.1% illuminated Age: 20.4	4Friday 57.1% illuminated Age: 21.5	5Saturday 45.7% illuminated Age: 22.5	6Sunday 34.5% illuminated Age: 23.6
Week 37	7Monday 23.9% illuminated Age: 24.7	8Tuesday 14.8% illuminated Age: 25.8	9Wednesday 7.5% illuminated Age: 26.9	10Thursday 2.6% illuminated Age: 28	11Friday 0.2% illuminated Age: 29.1	12Saturday 0.4% illuminated Age: 0.6	13Sunday 3% illuminated Age: 1.6
Week 38	14Monday 7.6% illuminated Age: 2.6	15Tuesday 13.9% illuminated Age: 3.6	16Wednesday 21.5% illuminated Age: 4.5	17Thursday 30% illuminated Age: 5.4	18Friday 39.1% illuminated Age: 6.4	19Saturday 48.5% illuminated Age: 7.2	20Sunday 57.9% illuminated Age: 8.1
Week 39	21Monday 67.1% illuminated Age: 9	22Tuesday 75.8% illuminated Age: 9.9	23Wednesday 83.6% illuminated Age: 10.9	24Thursday 90.3% illuminated Age: 11.8	25Friday 95.5% illuminated Age: 12.8	26Saturday 98.9% illuminated Age: 13.8	27Sunday 100% illuminated Age: 14.8
Week 40	28Monday 98.7% illuminated Age: 15.8	29Tuesday 95% illuminated Age: 16.9	30Wednesday 88.9% illuminated Age: 18	1 Thursday	2 Friday	3 Saturday	4 Sunday
	5 Monday	6 Tuesday	7 Wednesday	8 Thursday	9 Friday	10 Saturday	11 Sunday
	12 Monday	13 Tuesday	14 Wednesday	15 Thursday	16 Friday	17 Saturday	18 Sunday