Moon · May 2026
Moon calendar for Portland, Maine, United States: May 2026
Daily moon phases, illumination, moonrise and moonset in Portland, Maine, United States for May 2026. Full moon: May 1, 2026, May 31, 2026. All times are shown in the local time of Portland, Maine, United States.
Full moonFriday, May 1, 2026, 1:27 PM
Full moonSunday, May 31, 2026, 4:55 AM
New moonSaturday, May 16, 2026, 3:30 PM
| Day | Phase | Illumination | Moonrise | Moonset |
|---|---|---|---|---|
| 1 | Full Moon | 100% | 7:51 PM | 5:35 AM |
| 2 | Waning Gibbous | 99% | 8:55 PM | 5:55 AM |
| 3 | Waning Gibbous | 96% | 9:58 PM | 6:24 AM |
| 4 | Waning Gibbous | 92% | 10:48 PM | 7:20 AM |
| 5 | Waning Gibbous | 86% | 11:42 PM | 7:56 AM |
| 6 | Waning Gibbous | 79% | — | 8:46 AM |
| 7 | Waning Gibbous | 70% | 12:22 AM | 9:52 AM |
| 8 | Waning Gibbous | 61% | 12:59 AM | 11:04 AM |
| 9 | Last Quarter | 51% | 1:34 AM | 12:13 PM |
| 10 | Last Quarter | 41% | 1:49 AM | 1:29 PM |
| 11 | Waning Crescent | 31% | 2:19 AM | 2:23 PM |
| 12 | Waning Crescent | 21% | 2:27 AM | 3:37 PM |
| 13 | Waning Crescent | 13% | 2:48 AM | 4:44 PM |
| 14 | Waning Crescent | 6% | 3:28 AM | 6:14 PM |
| 15 | Waning Crescent | 2% | 3:40 AM | 7:36 PM |
| 16 | New Moon | 0% | 3:25 AM | 8:48 PM |
| 17 | Waxing Crescent | 1% | 4:38 AM | 10:16 PM |
| 18 | Waxing Crescent | 5% | 5:39 AM | 11:32 PM |
| 19 | Waxing Crescent | 11% | 6:32 AM | — |
| 20 | Waxing Crescent | 20% | 8:00 AM | 12:18 AM |
| 21 | Waxing Crescent | 30% | 9:30 AM | 12:56 AM |
| 22 | First Quarter | 40% | 10:30 AM | 1:35 AM |
| 23 | First Quarter | 52% | 11:58 AM | 1:49 AM |
| 24 | Waxing Gibbous | 62% | 1:23 PM | 2:18 AM |
| 25 | Waxing Gibbous | 72% | 2:23 PM | 2:25 AM |
| 26 | Waxing Gibbous | 81% | 3:35 PM | 2:42 AM |
| 27 | Waxing Gibbous | 88% | 4:27 PM | 3:24 AM |
| 28 | Waxing Gibbous | 94% | 5:41 PM | 3:36 AM |
| 29 | Waxing Gibbous | 97% | 6:35 PM | 3:59 AM |
| 30 | Full Moon | 99% | 7:46 PM | 4:24 AM |
| 31 | Full Moon | 100% | 8:36 PM | 5:15 AM |
Another city or date
Frequently asked questions
When is the full moon in May 2026 in Portland, Maine, United States?
The full moon peaks on Friday, May 1, 2026, 1:27 PM; Sunday, May 31, 2026, 4:55 AM (local time).
When is the new moon in May 2026?
The new moon falls on Saturday, May 16, 2026, 3:30 PM (local time) — the darkest nights of the month, best for stargazing.
Data: Meeus astronomical algorithms. How we calculate this
More for Portland, Maine, United States
Near Portland
- Augusta, Maine, United States
- Concord, New Hampshire, United States
- Manchester, New Hampshire, United States
- Nashua, New Hampshire, United States
- Lowell, Massachusetts, United States
- Boston, Massachusetts, United States
- Cambridge, Massachusetts, United States
- Quincy, Massachusetts, United States
- Bangor, Maine, United States
- Bar Harbor, Maine, United States
- Montpelier, Vermont, United States
- Worcester, Massachusetts, United States