Moon · August 2026
Moon calendar for Grand Rapids, Michigan, United States: August 2026
Daily moon phases, illumination, moonrise and moonset in Grand Rapids, Michigan, United States for August 2026. Full moon: August 28, 2026. All times are shown in the local time of Grand Rapids, Michigan, United States.
Full moonFriday, August 28, 2026, 3:00 AM
New moonWednesday, August 12, 2026, 11:40 AM
| Day | Phase | Illumination | Moonrise | Moonset |
|---|---|---|---|---|
| 1 | Waning Gibbous | 91% | 10:14 PM | 9:54 AM |
| 2 | Waning Gibbous | 84% | 10:25 PM | 11:16 AM |
| 3 | Waning Gibbous | 75% | 10:39 PM | 12:19 PM |
| 4 | Waning Gibbous | 65% | 11:26 PM | 1:35 PM |
| 5 | Last Quarter | 54% | 11:42 PM | 2:41 PM |
| 6 | Last Quarter | 42% | — | 4:15 PM |
| 7 | Waning Crescent | 31% | 12:20 AM | 5:37 PM |
| 8 | Waning Crescent | 21% | 1:20 AM | 6:34 PM |
| 9 | Waning Crescent | 12% | 1:57 AM | 7:40 PM |
| 10 | Waning Crescent | 5% | 3:32 AM | 8:22 PM |
| 11 | Waning Crescent | 1% | 4:36 AM | 8:54 PM |
| 12 | New Moon | 0% | 6:15 AM | 9:32 PM |
| 13 | Waxing Crescent | 1% | 7:34 AM | 9:42 PM |
| 14 | Waxing Crescent | 5% | 8:29 AM | 10:11 PM |
| 15 | Waxing Crescent | 11% | 9:47 AM | 10:23 PM |
| 16 | Waxing Crescent | 18% | 11:00 AM | 10:37 PM |
| 17 | Waxing Crescent | 27% | 12:14 PM | 11:22 PM |
| 18 | Waxing Crescent | 36% | 1:24 PM | 11:37 PM |
| 19 | First Quarter | 46% | 2:20 PM | — |
| 20 | First Quarter | 55% | 3:30 PM | 12:11 AM |
| 21 | Waxing Gibbous | 65% | 4:20 PM | 12:36 AM |
| 22 | Waxing Gibbous | 73% | 5:19 PM | 1:35 AM |
| 23 | Waxing Gibbous | 81% | 5:52 PM | 2:22 AM |
| 24 | Waxing Gibbous | 88% | 6:25 PM | 3:32 AM |
| 25 | Waxing Gibbous | 93% | 7:06 PM | 4:22 AM |
| 26 | Waxing Gibbous | 97% | 7:35 PM | 5:35 AM |
| 27 | Full Moon | 100% | 7:47 PM | 6:27 AM |
| 28 | Full Moon | 100% | 8:17 PM | 7:39 AM |
| 29 | Waning Gibbous | 98% | 8:26 PM | 8:39 AM |
| 30 | Waning Gibbous | 94% | 8:44 PM | 10:02 AM |
| 31 | Waning Gibbous | 87% | 9:27 PM | 11:26 AM |
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Frequently asked questions
When is the full moon in August 2026 in Grand Rapids, Michigan, United States?
The full moon peaks on Friday, August 28, 2026, 3:00 AM (local time).
When is the new moon in August 2026?
The new moon falls on Wednesday, August 12, 2026, 11:40 AM (local time) — the darkest nights of the month, best for stargazing.
Data: Meeus astronomical algorithms. How we calculate this
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