Moon · September 2026
Moon calendar for Naperville, Illinois, United States: September 2026
Daily moon phases, illumination, moonrise and moonset in Naperville, Illinois, United States for September 2026. Full moon: September 26, 2026. All times are shown in the local time of Naperville, Illinois, United States.
Full moonSaturday, September 26, 2026, 4:33 PM
New moonThursday, September 10, 2026, 7:18 PM
| Day | Phase | Illumination | Moonrise | Moonset |
|---|---|---|---|---|
| 1 | Waning Gibbous | 78% | 8:53 PM | 11:38 AM |
| 2 | Waning Gibbous | 68% | 9:35 PM | 12:53 PM |
| 3 | Last Quarter | 57% | 10:17 PM | 2:17 PM |
| 4 | Last Quarter | 45% | 11:20 PM | 3:36 PM |
| 5 | Waning Crescent | 33% | — | 4:26 PM |
| 6 | Waning Crescent | 23% | 12:21 AM | 5:32 PM |
| 7 | Waning Crescent | 14% | 1:41 AM | 6:02 PM |
| 8 | Waning Crescent | 7% | 3:06 AM | 6:25 PM |
| 9 | Waning Crescent | 2% | 4:22 AM | 6:54 PM |
| 10 | New Moon | 0% | 5:37 AM | 7:30 PM |
| 11 | New Moon | 1% | 6:34 AM | 7:38 PM |
| 12 | Waxing Crescent | 3% | 7:52 AM | 8:05 PM |
| 13 | Waxing Crescent | 8% | 9:07 AM | 8:22 PM |
| 14 | Waxing Crescent | 14% | 10:16 AM | 8:37 PM |
| 15 | Waxing Crescent | 22% | 11:24 AM | 9:31 PM |
| 16 | Waxing Crescent | 31% | 12:19 PM | 9:56 PM |
| 17 | Waxing Crescent | 40% | 1:27 PM | 10:31 PM |
| 18 | First Quarter | 49% | 2:14 PM | 11:35 PM |
| 19 | First Quarter | 58% | 2:54 PM | — |
| 20 | Waxing Gibbous | 67% | 3:38 PM | 12:23 AM |
| 21 | Waxing Gibbous | 76% | 4:03 PM | 1:34 AM |
| 22 | Waxing Gibbous | 84% | 4:28 PM | 2:25 AM |
| 23 | Waxing Gibbous | 90% | 5:08 PM | 3:36 AM |
| 24 | Waxing Gibbous | 95% | 5:34 PM | 4:30 AM |
| 25 | Waxing Gibbous | 99% | 5:43 PM | 5:42 AM |
| 26 | Full Moon | 100% | 6:13 PM | 6:48 AM |
| 27 | Waning Gibbous | 99% | 6:25 PM | 8:08 AM |
| 28 | Waning Gibbous | 95% | 6:52 PM | 9:30 AM |
| 29 | Waning Gibbous | 89% | 7:34 PM | 10:28 AM |
| 30 | Waning Gibbous | 81% | 8:14 PM | 11:52 AM |
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Frequently asked questions
When is the full moon in September 2026 in Naperville, Illinois, United States?
The full moon peaks on Saturday, September 26, 2026, 4:33 PM (local time).
When is the new moon in September 2026?
The new moon falls on Thursday, September 10, 2026, 7:18 PM (local time) — the darkest nights of the month, best for stargazing.
Data: Meeus astronomical algorithms. How we calculate this
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