Moon · August 2026
Moon calendar for Naperville, Illinois, United States: August 2026
Daily moon phases, illumination, moonrise and moonset in Naperville, Illinois, United States for August 2026. Full moon: August 28, 2026. All times are shown in the local time of Naperville, Illinois, United States.
Full moonFriday, August 28, 2026, 2:00 AM
New moonWednesday, August 12, 2026, 10:40 AM
| Day | Phase | Illumination | Moonrise | Moonset |
|---|---|---|---|---|
| 1 | Waning Gibbous | 91% | 9:30 PM | 9:19 AM |
| 2 | Waning Gibbous | 84% | 9:39 PM | 10:18 AM |
| 3 | Waning Gibbous | 75% | 10:06 PM | 11:33 AM |
| 4 | Waning Gibbous | 65% | 10:24 PM | 12:30 PM |
| 5 | Last Quarter | 53% | 10:56 PM | 1:56 PM |
| 6 | Last Quarter | 42% | 11:38 PM | 3:29 PM |
| 7 | Waning Crescent | 30% | — | 4:28 PM |
| 8 | Waning Crescent | 20% | 12:22 AM | 5:46 PM |
| 9 | Waning Crescent | 12% | 1:34 AM | 6:34 PM |
| 10 | Waning Crescent | 5% | 2:31 AM | 7:35 PM |
| 11 | Waning Crescent | 1% | 4:06 AM | 8:06 PM |
| 12 | New Moon | 0% | 5:32 AM | 8:25 PM |
| 13 | Waxing Crescent | 1% | 6:29 AM | 8:48 PM |
| 14 | Waxing Crescent | 5% | 7:48 AM | 9:28 PM |
| 15 | Waxing Crescent | 11% | 9:05 AM | 9:36 PM |
| 16 | Waxing Crescent | 19% | 9:47 AM | 9:59 PM |
| 17 | Waxing Crescent | 27% | 11:27 AM | 10:21 PM |
| 18 | Waxing Crescent | 37% | 12:22 PM | 10:39 PM |
| 19 | First Quarter | 46% | 1:33 PM | 11:31 PM |
| 20 | First Quarter | 56% | 2:23 PM | — |
| 21 | Waxing Gibbous | 65% | 3:32 PM | 12:01 AM |
| 22 | Waxing Gibbous | 74% | 4:18 PM | 12:37 AM |
| 23 | Waxing Gibbous | 81% | 5:02 PM | 1:39 AM |
| 24 | Waxing Gibbous | 88% | 5:38 PM | 2:28 AM |
| 25 | Waxing Gibbous | 94% | 6:17 PM | 3:38 AM |
| 26 | Waxing Gibbous | 98% | 6:28 PM | 4:32 AM |
| 27 | Full Moon | 100% | 7:00 PM | 5:45 AM |
| 28 | Full Moon | 100% | 7:32 PM | 6:47 AM |
| 29 | Waning Gibbous | 98% | 7:41 PM | 8:03 AM |
| 30 | Waning Gibbous | 93% | 8:10 PM | 9:22 AM |
| 31 | Waning Gibbous | 87% | 8:25 PM | 10:21 AM |
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Frequently asked questions
When is the full moon in August 2026 in Naperville, Illinois, United States?
The full moon peaks on Friday, August 28, 2026, 2:00 AM (local time).
When is the new moon in August 2026?
The new moon falls on Wednesday, August 12, 2026, 10:40 AM (local time) — the darkest nights of the month, best for stargazing.
Data: Meeus astronomical algorithms. How we calculate this
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