Moon · October 2025
Moon calendar for Waterloo, Iowa, United States: October 2025
Daily moon phases, illumination, moonrise and moonset in Waterloo, Iowa, United States for October 2025. Full moon: October 7, 2025. All times are shown in the local time of Waterloo, Iowa, United States.
Full moonTuesday, October 7, 2025, 1:35 AM
New moonTuesday, October 21, 2025, 5:45 AM
| Day | Phase | Illumination | Moonrise | Moonset |
|---|---|---|---|---|
| 1 | Waxing Gibbous | 68% | 3:51 PM | 12:46 AM |
| 2 | Waxing Gibbous | 77% | 4:23 PM | 2:04 AM |
| 3 | Waxing Gibbous | 85% | 4:41 PM | 3:25 AM |
| 4 | Waxing Gibbous | 92% | 5:27 PM | 4:22 AM |
| 5 | Waxing Gibbous | 97% | 5:38 PM | 5:36 AM |
| 6 | Full Moon | 100% | 5:59 PM | 6:33 AM |
| 7 | Full Moon | 100% | 6:23 PM | 8:12 AM |
| 8 | Waning Gibbous | 97% | 6:39 PM | 9:34 AM |
| 9 | Waning Gibbous | 91% | 7:31 PM | 10:37 AM |
| 10 | Waning Gibbous | 84% | 8:08 PM | 12:15 PM |
| 11 | Waning Gibbous | 74% | 8:58 PM | 1:35 PM |
| 12 | Waning Gibbous | 63% | 10:09 PM | 2:27 PM |
| 13 | Last Quarter | 52% | 11:30 PM | 3:33 PM |
| 14 | Last Quarter | 41% | — | 4:02 PM |
| 15 | Waning Crescent | 30% | 12:29 AM | 4:24 PM |
| 16 | Waning Crescent | 21% | 1:53 AM | 4:44 PM |
| 17 | Waning Crescent | 13% | 3:18 AM | 5:26 PM |
| 18 | Waning Crescent | 7% | 4:19 AM | 5:34 PM |
| 19 | Waning Crescent | 3% | 5:31 AM | 5:46 PM |
| 20 | New Moon | 1% | 6:23 AM | 6:12 PM |
| 21 | New Moon | 0% | 7:34 AM | 6:24 PM |
| 22 | Waxing Crescent | 2% | 8:25 AM | 6:46 PM |
| 23 | Waxing Crescent | 5% | 9:36 AM | 7:32 PM |
| 24 | Waxing Crescent | 9% | 10:26 AM | 8:01 PM |
| 25 | Waxing Crescent | 16% | 11:36 AM | 8:36 PM |
| 26 | Waxing Crescent | 23% | 12:23 PM | 9:39 PM |
| 27 | Waxing Crescent | 32% | 1:22 PM | 10:31 PM |
| 28 | First Quarter | 41% | 1:49 PM | 11:45 PM |
| 29 | First Quarter | 52% | 2:23 PM | — |
| 30 | Waxing Gibbous | 62% | 2:44 PM | 12:55 AM |
| 31 | Waxing Gibbous | 72% | 3:29 PM | 2:12 AM |
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Frequently asked questions
When is the full moon in October 2025 in Waterloo, Iowa, United States?
The full moon peaks on Tuesday, October 7, 2025, 1:35 AM (local time).
When is the new moon in October 2025?
The new moon falls on Tuesday, October 21, 2025, 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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