Lunar Calendar Month December 2024 (United States)

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 Washington, District of Columbia, United States during December 2024.

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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
new moon	2024-12-01	01:21
1st quarter	2024-12-08	10:26
full moon	2024-12-15	04:02
3rd quarter	2024-12-22	17:18
new moon	2024-12-30	17:27

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during December 2024.

Position	Dates	Time	Distance	Notes
Perigee	2024-12-12	08:20	365,358 km
Apogee	2024-12-24	02:26	404,484 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
Venus	2024-12-04 17:40
Saturn	2024-12-08 03:49
Pleiades	2024-12-13 12:13
Pollux	2024-12-17 07:12
Mars	2024-12-18 03:46
Beehive	2024-12-18 06:28
Regulus	2024-12-20 00:37
Spica	2024-12-24 14:28
Antares	2024-12-28 09:37

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 31 days of December 2024.

December 2024
w	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
Week 48	25 Monday	26 Tuesday	27 Wednesday	28 Thursday	29 Friday	30 Saturday	1Sunday 0% illuminated Age: 29.5
Week 49	2Monday 0.9% illuminated Age: 0.9	3Tuesday 3.8% illuminated Age: 1.9	4Wednesday 8.8% illuminated Age: 2.8	5Thursday 15.7% illuminated Age: 3.8	6Friday 24.3% illuminated Age: 4.8	7Saturday 34.2% illuminated Age: 5.9	8Sunday 45.1% illuminated Age: 6.9
Week 50	9Monday 56.4% illuminated Age: 8	10Tuesday 67.5% illuminated Age: 9.1	11Wednesday 77.9% illuminated Age: 10.2	12Thursday 86.8% illuminated Age: 11.3	13Friday 93.7% illuminated Age: 12.4	14Saturday 98.2% illuminated Age: 13.5	15Sunday 100% illuminated Age: 14.6
Week 51	16Monday 99.1% illuminated Age: 15.7	17Tuesday 95.8% illuminated Age: 16.7	18Wednesday 90.4% illuminated Age: 17.7	19Thursday 83.4% illuminated Age: 18.7	20Friday 75.2% illuminated Age: 19.7	21Saturday 66.3% illuminated Age: 20.6	22Sunday 56.9% illuminated Age: 21.5
Week 52	23Monday 47.5% illuminated Age: 22.4	24Tuesday 38.2% illuminated Age: 23.3	25Wednesday 29.3% illuminated Age: 24.2	26Thursday 21% illuminated Age: 25.1	27Friday 13.8% illuminated Age: 26	28Saturday 7.7% illuminated Age: 26.9	29Sunday 3.2% illuminated Age: 27.8
Week 1	30Monday 0.6% illuminated Age: 28.8	31Tuesday 0.1% illuminated Age: 0.3	1 Wednesday	2 Thursday	3 Friday	4 Saturday	5 Sunday
	6 Monday	7 Tuesday	8 Wednesday	9 Thursday	10 Friday	11 Saturday	12 Sunday