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Lunar Calendar Month August 2023 (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 August 2023.

Choose a country from the list to get relevant information:

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
full moon2023-08-0114:32
3rd quarter2023-08-0806:28
new moon2023-08-1605:38
1st quarter2023-08-2405:57
full moon2023-08-3021:35

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during August 2023.

PositionDatesTimeDistanceNotes
Perigee2023-08-0201:53357,309 km
Apogee2023-08-1607:56406,634 kmMaximum apogee in 2023!
Perigee2023-08-3011:52357,181 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 ObjectsDate and Time
Saturn2023-08-03 06:21
Jupiter2023-08-08 05:41
Pleiades2023-08-09 08:16
Pollux2023-08-13 17:36
Mars2023-08-18 19:06
Spica2023-08-21 05:28
Antares2023-08-24 21:30
Saturn2023-08-30 14:03

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 31 days of August 2023.

August 2023
wMondayTuesdayWednesdayThursdayFridaySaturdaySunday
Week 31
31 Monday
 
1Tuesday
 
99.4% illuminated
Age: 14.1
2Wednesday
 
99.8% illuminated
Age: 15.2
3Thursday
 
97% illuminated
Age: 16.4
4Friday
 
91.4% illuminated
Age: 17.6
5Saturday
 
83.6% illuminated
Age: 18.7
6Sunday
 
74.1% illuminated
Age: 19.8
Week 32
7Monday
 
63.6% illuminated
Age: 20.8
8Tuesday
 
52.9% illuminated
Age: 21.9
9Wednesday
 
42.4% illuminated
Age: 22.9
10Thursday
 
32.4% illuminated
Age: 23.8
11Friday
 
23.5% illuminated
Age: 24.8
12Saturday
 
15.7% illuminated
Age: 25.7
13Sunday
 
9.3% illuminated
Age: 26.6
Week 33
14Monday
 
4.5% illuminated
Age: 27.5
15Tuesday
 
1.4% illuminated
Age: 28.4
16Wednesday
 
0.1% illuminated
Age: 29.3
17Thursday
 
0.5% illuminated
Age: 0.7
18Friday
 
2.8% illuminated
Age: 1.6
19Saturday
 
6.8% illuminated
Age: 2.5
20Sunday
 
12.4% illuminated
Age: 3.4
Week 34
21Monday
 
19.5% illuminated
Age: 4.3
22Tuesday
 
27.9% illuminated
Age: 5.2
23Wednesday
 
37.3% illuminated
Age: 6.2
24Thursday
 
47.6% illuminated
Age: 7.2
25Friday
 
58.2% illuminated
Age: 8.2
26Saturday
 
68.8% illuminated
Age: 9.2
27Sunday
 
78.9% illuminated
Age: 10.3
Week 35
28Monday
 
87.6% illuminated
Age: 11.4
29Tuesday
 
94.5% illuminated
Age: 12.5
30Wednesday
 
98.7% illuminated
Age: 13.7
31Thursday
 
100% illuminated
Age: 14.9
1 Friday
 
2 Saturday
 
3 Sunday
 
4 Monday
 
5 Tuesday
 
6 Wednesday
 
7 Thursday
 
8 Friday
 
9 Saturday
 
10 Sunday
 
11 Monday
 
12 Tuesday
 
13 Wednesday
 
14 Thursday
 
15 Friday
 
16 Saturday
 
17 Sunday
 
Content last updated on 2018-10-21T17:33:00Z