Lunar Calendar Month July 2027 (Guam)

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 Hagåtña, Guam during July 2027.

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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
new moon	2027-07-04	13:02
1st quarter	2027-07-11	04:39
full moon	2027-07-19	01:45
3rd quarter	2027-07-27	02:55

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during July 2027.

Position	Dates	Time	Distance	Notes
Perigee	2027-07-05	06:56	358,283 km
Apogee	2027-07-19	21:53	406,216 km	Maximum apogee in 2027!

Eclipses in July 2027

The following is information about eclipses occuring worldwide during July 2027. The eclipses listed here may be totally visible, partly visible or not visible in any part of Guam.

Type	Dates	Saros	Notes
lunar eclipse	2027-07-19	110	Saros series ends (last penumbral eclipse in series)

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	2027-07-01 17:04
Beehive	2027-07-06 05:38
Jupiter	2027-07-07 13:14
Regulus	2027-07-07 19:01
Mars	2027-07-09 17:52
Antares	2027-07-15 05:34
Pleiades	2027-07-29 02:20

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 31 days of July 2027.

July 2027
w	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
Week 26	28 Monday	29 Tuesday	30 Wednesday	1Thursday 17% illuminated Age: 25.5	2Friday 9.3% illuminated Age: 26.6	3Saturday 3.6% illuminated Age: 27.7	4Sunday 0.5% illuminated Age: 28.9
Week 27	5Monday 0.3% illuminated Age: 0.5	6Tuesday 3.2% illuminated Age: 1.7	7Wednesday 8.9% illuminated Age: 2.9	8Thursday 17% illuminated Age: 4	9Friday 26.6% illuminated Age: 5.1	10Saturday 37.2% illuminated Age: 6.2	11Sunday 48% illuminated Age: 7.2
Week 28	12Monday 58.6% illuminated Age: 8.2	13Tuesday 68.6% illuminated Age: 9.2	14Wednesday 77.6% illuminated Age: 10.1	15Thursday 85.3% illuminated Age: 11.1	16Friday 91.5% illuminated Age: 12	17Saturday 96.1% illuminated Age: 12.9	18Sunday 98.9% illuminated Age: 13.8
Week 29	19Monday 100% illuminated Age: 14.7	20Tuesday 99.2% illuminated Age: 15.6	21Wednesday 96.7% illuminated Age: 16.5	22Thursday 92.4% illuminated Age: 17.4	23Friday 86.6% illuminated Age: 18.3	24Saturday 79.4% illuminated Age: 19.2	25Sunday 70.9% illuminated Age: 20.1
Week 30	26Monday 61.4% illuminated Age: 21.1	27Tuesday 51.3% illuminated Age: 22	28Wednesday 40.7% illuminated Age: 23	29Thursday 30.2% illuminated Age: 24.1	30Friday 20.4% illuminated Age: 25.1	31Saturday 11.8% illuminated Age: 26.2	1 Sunday
	2 Monday	3 Tuesday	4 Wednesday	5 Thursday	6 Friday	7 Saturday	8 Sunday
	9 Monday	10 Tuesday	11 Wednesday	12 Thursday	13 Friday	14 Saturday	15 Sunday