Lunar Calendar Month December 2027 (Sri Lanka)

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 Sri Jayawardenapura Kotte, Sri Lanka during December 2027.

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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
1st quarter	2027-12-06	10:52
full moon	2027-12-13	21:39
3rd quarter	2027-12-20	14:41
new moon	2027-12-28	01:42

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during December 2027.

Position	Dates	Time	Distance	Notes
Apogee	2027-12-04	14:13	404,661 km
Perigee	2027-12-16	07:52	364,025 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	2027-12-12 09:25
Beehive	2027-12-17 01:53
Antares	2027-12-25 23:31
Venus	2027-12-31 07:24

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 31 days of December 2027.

December 2027
w	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
Week 48	29 Monday	30 Tuesday	1Wednesday 6.9% illuminated Age: 2.5	2Thursday 12.7% illuminated Age: 3.4	3Friday 19.7% illuminated Age: 4.3	4Saturday 27.8% illuminated Age: 5.2	5Sunday 36.6% illuminated Age: 6.1
Week 49	6Monday 45.8% illuminated Age: 7	7Tuesday 55.4% illuminated Age: 7.9	8Wednesday 64.8% illuminated Age: 8.8	9Thursday 73.9% illuminated Age: 9.7	10Friday 82.3% illuminated Age: 10.7	11Saturday 89.6% illuminated Age: 11.7	12Sunday 95.3% illuminated Age: 12.7
Week 50	13Monday 98.9% illuminated Age: 13.8	14Tuesday 100% illuminated Age: 14.8	15Wednesday 98.4% illuminated Age: 16	16Thursday 94.1% illuminated Age: 17.1	17Friday 87.2% illuminated Age: 18.2	18Saturday 78.3% illuminated Age: 19.3	19Sunday 68% illuminated Age: 20.4
Week 51	20Monday 57% illuminated Age: 21.5	21Tuesday 45.7% illuminated Age: 22.6	22Wednesday 34.9% illuminated Age: 23.6	23Thursday 25% illuminated Age: 24.6	24Friday 16.4% illuminated Age: 25.6	25Saturday 9.4% illuminated Age: 26.6	26Sunday 4.3% illuminated Age: 27.6
Week 52	27Monday 1.1% illuminated Age: 28.5	28Tuesday 0% illuminated Age: 29.5	29Wednesday 0.8% illuminated Age: 0.8	30Thursday 3.5% illuminated Age: 1.8	31Friday 7.8% illuminated Age: 2.7	1 Saturday	2 Sunday
	3 Monday	4 Tuesday	5 Wednesday	6 Thursday	7 Friday	8 Saturday	9 Sunday
	10 Monday	11 Tuesday	12 Wednesday	13 Thursday	14 Friday	15 Saturday	16 Sunday