Lunar Calendar Month December 2013 (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 2013.

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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 phasesDatesTime
new moon2013-12-0319:22
1st quarter2013-12-0910:12
full moon2013-12-1704:28
3rd quarter2013-12-2508:48

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during december 2013.

PositionDatesTimeDistanceNotes
Perigee2013-12-0405:16360,063 km
Apogee2013-12-1918:50406,267 km

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 31 days of december 2013.

December 2013
WMondayTuesdayWednesdayThursdayFridaySaturdaySunday
Week 48
25 Monday
 
26 Tuesday
 
27 Wednesday
 
28 Thursday
 
29 Friday
 
30 Saturday
 
1 Sunday
 
5.6% illuminated
5.6% illuminated
Week 49
2 Monday
 
1.5% illuminated
1.5% illuminated
3 Tuesday
 
0% illuminated
0% illuminated
4 Wednesday
 
1.4% illuminated
1.4% illuminated
5 Thursday
 
5.8% illuminated
5.8% illuminated
6 Friday
 
12.7% illuminated
12.7% illuminated
7 Saturday
 
21.6% illuminated
21.6% illuminated
8 Sunday
 
31.8% illuminated
31.8% illuminated
Week 50
9 Monday
 
42.8% illuminated
42.8% illuminated
10 Tuesday
 
53.8% illuminated
53.8% illuminated
11 Wednesday
 
64.4% illuminated
64.4% illuminated
12 Thursday
 
74% illuminated
74% illuminated
13 Friday
 
82.5% illuminated
82.5% illuminated
14 Saturday
 
89.4% illuminated
89.4% illuminated
15 Sunday
 
94.7% illuminated
94.7% illuminated
Week 51
16 Monday
 
98.2% illuminated
98.2% illuminated
17 Tuesday
 
99.9% illuminated
99.9% illuminated
18 Wednesday
 
99.7% illuminated
99.7% illuminated
19 Thursday
 
97.7% illuminated
97.7% illuminated
20 Friday
 
94% illuminated
94% illuminated
21 Saturday
 
88.7% illuminated
88.7% illuminated
22 Sunday
 
82% illuminated
82% illuminated
Week 52
23 Monday
 
74.2% illuminated
74.2% illuminated
24 Tuesday
 
65.3% illuminated
65.3% illuminated
25 Wednesday
 
55.7% illuminated
55.7% illuminated
26 Thursday
 
45.7% illuminated
45.7% illuminated
27 Friday
 
35.4% illuminated
35.4% illuminated
28 Saturday
 
25.5% illuminated
25.5% illuminated
29 Sunday
 
16.4% illuminated
16.4% illuminated
Week 1
30 Monday
 
8.8% illuminated
8.8% illuminated
31 Tuesday
 
3.2% illuminated
3.2% illuminated
1 Wednesday
 
2 Thursday
 
3 Friday
 
4 Saturday
 
5 Sunday
 
6 Monday
 
7 Tuesday
 
8 Wednesday
 
9 Thursday
 
10 Friday
 
11 Saturday
 
12 Sunday
 
Content last updated on 2014-01-12