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Lunar Calendar Month July 2023 (Puerto Rico)

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 San Juan, Puerto Rico during July 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 moon2023-07-0307:39
3rd quarter2023-07-0921:48
new moon2023-07-1714:32
1st quarter2023-07-2518:07

Apogee and perigee of the Moon

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

PositionDatesTimeDistanceNotes
Perigee2023-07-0418:29360,149 km
Apogee2023-07-2002:58406,289 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
Antares2023-07-01 03:20
Saturn2023-07-06 23:05
Jupiter2023-07-11 17:18
Pleiades2023-07-13 02:31
Mars2023-07-21 00:00
Antares2023-07-28 13:11

Illumination of the Moon

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

July 2023
wMondayTuesdayWednesdayThursdayFridaySaturdaySunday
Week 26
26 Monday
 
27 Tuesday
 
28 Wednesday
 
29 Thursday
 
30 Friday
 
1Saturday
 
92.7% illuminated
Age: 12.2
2Sunday
 
97.5% illuminated
Age: 13.3
Week 27
3Monday
 
99.9% illuminated
Age: 14.4
4Tuesday
 
99.3% illuminated
Age: 15.6
5Wednesday
 
95.8% illuminated
Age: 16.7
6Thursday
 
89.5% illuminated
Age: 17.9
7Friday
 
81.1% illuminated
Age: 19
8Saturday
 
71.1% illuminated
Age: 20.1
9Sunday
 
60.2% illuminated
Age: 21.2
Week 28
10Monday
 
49.1% illuminated
Age: 22.2
11Tuesday
 
38.3% illuminated
Age: 23.3
12Wednesday
 
28.3% illuminated
Age: 24.3
13Thursday
 
19.5% illuminated
Age: 25.2
14Friday
 
12.1% illuminated
Age: 26.2
15Saturday
 
6.4% illuminated
Age: 27.1
16Sunday
 
2.4% illuminated
Age: 28.1
Week 29
17Monday
 
0.3% illuminated
Age: 29
18Tuesday
 
0.1% illuminated
Age: 0.4
19Wednesday
 
1.8% illuminated
Age: 1.3
20Thursday
 
5.2% illuminated
Age: 2.2
21Friday
 
10.2% illuminated
Age: 3.1
22Saturday
 
16.6% illuminated
Age: 3.9
23Sunday
 
24.3% illuminated
Age: 4.8
Week 30
24Monday
 
33% illuminated
Age: 5.8
25Tuesday
 
42.6% illuminated
Age: 6.7
26Wednesday
 
52.6% illuminated
Age: 7.6
27Thursday
 
62.9% illuminated
Age: 8.6
28Friday
 
72.9% illuminated
Age: 9.6
29Saturday
 
82.2% illuminated
Age: 10.7
30Sunday
 
90.2% illuminated
Age: 11.8
Week 31
31Monday
 
96.1% illuminated
Age: 12.9
1 Tuesday
 
2 Wednesday
 
3 Thursday
 
4 Friday
 
5 Saturday
 
6 Sunday
 
7 Monday
 
8 Tuesday
 
9 Wednesday
 
10 Thursday
 
11 Friday
 
12 Saturday
 
13 Sunday
 
Content last updated on 2018-10-21T17:33:00Z