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Lunar Calendar United States 2025 › Moon United States August 2025

Lunar Calendar Month August 2025 (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 2025.

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
1st quarter2025-08-0108:41
full moon2025-08-0903:55
3rd quarter2025-08-1601:12
new moon2025-08-2302:06
1st quarter2025-08-3102:25

Apogee and perigee of the Moon

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

PositionDatesTimeDistanceNotes
Apogee2025-08-0116:38404,163 km
Perigee2025-08-1414:02369,286 km
Apogee2025-08-2911:35404,551 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
Antares2025-08-03 21:40
Saturn2025-08-12 11:05
Pleiades2025-08-16 12:09
Jupiter2025-08-19 17:05
Venus2025-08-20 06:51
Pollux2025-08-20 08:07
Beehive2025-08-21 07:09
Mars2025-08-26 12:41
Spica2025-08-27 09:57
Antares2025-08-31 05:55

Illumination of the Moon

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

August 2025
wMondayTuesdayWednesdayThursdayFridaySaturdaySunday
Week 31
28 Monday
 
29 Tuesday
 
30 Wednesday
 
31 Thursday
 
1Friday
 
46.7% illuminated
Age: 7.1
2Saturday
 
56.1% illuminated
Age: 8
3Sunday
 
65.4% illuminated
Age: 8.9
Week 32
4Monday
 
74.2% illuminated
Age: 9.8
5Tuesday
 
82.2% illuminated
Age: 10.7
6Wednesday
 
89.2% illuminated
Age: 11.6
7Thursday
 
94.7% illuminated
Age: 12.6
8Friday
 
98.4% illuminated
Age: 13.6
9Saturday
 
100% illuminated
Age: 14.6
10Sunday
 
99.2% illuminated
Age: 15.6
Week 33
11Monday
 
95.9% illuminated
Age: 16.7
12Tuesday
 
90.2% illuminated
Age: 17.8
13Wednesday
 
82.3% illuminated
Age: 18.8
14Thursday
 
72.7% illuminated
Age: 19.9
15Friday
 
61.9% illuminated
Age: 21
16Saturday
 
50.5% illuminated
Age: 22.1
17Sunday
 
39.2% illuminated
Age: 23.2
Week 34
18Monday
 
28.4% illuminated
Age: 24.2
19Tuesday
 
18.9% illuminated
Age: 25.3
20Wednesday
 
10.9% illuminated
Age: 26.4
21Thursday
 
5% illuminated
Age: 27.4
22Friday
 
1.4% illuminated
Age: 28.4
23Saturday
 
0% illuminated
Age: 29.4
24Sunday
 
0.9% illuminated
Age: 0.9
Week 35
25Monday
 
3.9% illuminated
Age: 1.9
26Tuesday
 
8.6% illuminated
Age: 2.8
27Wednesday
 
14.9% illuminated
Age: 3.7
28Thursday
 
22.3% illuminated
Age: 4.6
29Friday
 
30.7% illuminated
Age: 5.5
30Saturday
 
39.7% illuminated
Age: 6.4
31Sunday
 
49.2% illuminated
Age: 7.3
1 Monday
 
2 Tuesday
 
3 Wednesday
 
4 Thursday
 
5 Friday
 
6 Saturday
 
7 Sunday
 
8 Monday
 
9 Tuesday
 
10 Wednesday
 
11 Thursday
 
12 Friday
 
13 Saturday
 
14 Sunday
 
Content last updated on 2018-10-21T17:33:00Z