Lunar Calendar Month December 2025 (Oman)

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 Muscat, Oman during December 2025.

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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
full moon	2025-12-05	03:14
3rd quarter	2025-12-12	00:52
new moon	2025-12-20	05:43
1st quarter	2025-12-27	23:10

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during December 2025.

Position	Dates	Time	Distance	Notes
Perigee	2025-12-04	15:07	356,961 km
Apogee	2025-12-17	10:11	406,322 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	2025-12-04 06:54
Jupiter	2025-12-07 19:48
Pollux	2025-12-07 20:21
Beehive	2025-12-08 18:23
Regulus	2025-12-10 10:32
Spica	2025-12-14 20:27
Saturn	2025-12-27 07:24
Pleiades	2025-12-31 17:21

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 31 days of December 2025.

December 2025
w	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
Week 49	1Monday 76.8% illuminated Age: 10	2Tuesday 85.9% illuminated Age: 11.1	3Wednesday 93.2% illuminated Age: 12.3	4Thursday 98% illuminated Age: 13.4	5Friday 100% illuminated Age: 14.6	6Saturday 98.9% illuminated Age: 15.8	7Sunday 94.9% illuminated Age: 16.9
Week 50	8Monday 88.4% illuminated Age: 18	9Tuesday 80.2% illuminated Age: 19.1	10Wednesday 70.8% illuminated Age: 20.1	11Thursday 60.7% illuminated Age: 21.1	12Friday 50.6% illuminated Age: 22.1	13Saturday 40.7% illuminated Age: 23	14Sunday 31.3% illuminated Age: 23.9
Week 51	15Monday 22.8% illuminated Age: 24.8	16Tuesday 15.4% illuminated Age: 25.7	17Wednesday 9.3% illuminated Age: 26.6	18Thursday 4.5% illuminated Age: 27.5	19Friday 1.4% illuminated Age: 28.4	20Saturday 0.1% illuminated Age: 29.3	21Sunday 0.5% illuminated Age: 0.7
Week 52	22Monday 2.9% illuminated Age: 1.6	23Tuesday 7% illuminated Age: 2.5	24Wednesday 13% illuminated Age: 3.5	25Thursday 20.6% illuminated Age: 4.4	26Friday 29.6% illuminated Age: 5.4	27Saturday 39.7% illuminated Age: 6.4	28Sunday 50.6% illuminated Age: 7.4
Week 1	29Monday 61.7% illuminated Age: 8.5	30Tuesday 72.4% illuminated Age: 9.6	31Wednesday 82.2% illuminated Age: 10.7	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