Moon · May 2027
Moon calendar for Costa Mesa, California, United States: May 2027
Daily moon phases, illumination, moonrise and moonset in Costa Mesa, California, United States for May 2027. Full moon: May 20, 2027. All times are shown in the local time of Costa Mesa, California, United States.
Full moonThursday, May 20, 2027, 2:47 AM
New moonThursday, May 6, 2027, 5:45 AM
| Day | Phase | Illumination | Moonrise | Moonset |
|---|---|---|---|---|
| 1 | Waning Crescent | 23% | 2:48 AM | 3:32 PM |
| 2 | Waning Crescent | 15% | 3:32 AM | 4:22 PM |
| 3 | Waning Crescent | 8% | 3:43 AM | 5:32 PM |
| 4 | Waning Crescent | 4% | 4:21 AM | 6:23 PM |
| 5 | New Moon | 1% | 4:34 AM | 7:35 PM |
| 6 | New Moon | 0% | 5:33 AM | 8:33 PM |
| 7 | Waxing Crescent | 2% | 6:14 AM | 9:49 PM |
| 8 | Waxing Crescent | 7% | 7:01 AM | 11:02 PM |
| 9 | Waxing Crescent | 14% | 8:07 AM | 11:59 PM |
| 10 | Waxing Crescent | 23% | 9:24 AM | — |
| 11 | Waxing Crescent | 34% | 10:25 AM | 12:39 AM |
| 12 | First Quarter | 45% | 11:40 AM | 1:34 AM |
| 13 | First Quarter | 57% | 12:43 PM | 2:13 AM |
| 14 | Waxing Gibbous | 68% | 2:04 PM | 2:28 AM |
| 15 | Waxing Gibbous | 78% | 3:24 PM | 3:23 AM |
| 16 | Waxing Gibbous | 87% | 4:19 PM | 3:36 AM |
| 17 | Waxing Gibbous | 93% | 5:29 PM | 4:15 AM |
| 18 | Waxing Gibbous | 97% | 6:23 PM | 4:30 AM |
| 19 | Full Moon | 100% | 7:33 PM | 5:30 AM |
| 20 | Full Moon | 100% | 8:23 PM | 6:01 AM |
| 21 | Waning Gibbous | 98% | 9:30 PM | 6:36 AM |
| 22 | Waning Gibbous | 94% | 9:58 PM | 7:37 AM |
| 23 | Waning Gibbous | 89% | 10:41 PM | 8:25 AM |
| 24 | Waning Gibbous | 82% | 11:35 PM | 9:34 AM |
| 25 | Waning Gibbous | 75% | — | 10:23 AM |
| 26 | Waning Gibbous | 66% | 12:05 AM | 11:32 AM |
| 27 | Last Quarter | 57% | 12:27 AM | 12:20 PM |
| 28 | Last Quarter | 47% | 12:54 AM | 1:29 PM |
| 29 | Waning Crescent | 37% | 1:33 AM | 2:18 PM |
| 30 | Waning Crescent | 28% | 1:45 AM | 3:26 PM |
| 31 | Waning Crescent | 19% | 2:21 AM | 4:18 PM |
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Frequently asked questions
When is the full moon in May 2027 in Costa Mesa, California, United States?
The full moon peaks on Thursday, May 20, 2027, 2:47 AM (local time).
When is the new moon in May 2027?
The new moon falls on Thursday, May 6, 2027, 5:45 AM (local time) — the darkest nights of the month, best for stargazing.
Data: Meeus astronomical algorithms. How we calculate this
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