Moon · September 2027
Moon calendar for Seattle, Washington, United States: September 2027
Daily moon phases, illumination, moonrise and moonset in Seattle, Washington, United States for September 2027. Full moon: September 15, 2027. All times are shown in the local time of Seattle, Washington, United States.
Full moonWednesday, September 15, 2027, 8:52 PM
New moonWednesday, September 29, 2027, 5:45 PM
| Day | Phase | Illumination | Moonrise | Moonset |
|---|---|---|---|---|
| 1 | Waxing Crescent | 2% | 7:34 AM | 8:22 PM |
| 2 | Waxing Crescent | 6% | 8:34 AM | 8:33 PM |
| 3 | Waxing Crescent | 13% | 10:07 AM | 9:15 PM |
| 4 | Waxing Crescent | 21% | 11:30 AM | 9:35 PM |
| 5 | Waxing Crescent | 30% | 12:26 PM | 10:04 PM |
| 6 | First Quarter | 40% | 1:43 PM | 10:32 PM |
| 7 | First Quarter | 50% | 2:39 PM | 11:35 PM |
| 8 | First Quarter | 60% | 3:41 PM | — |
| 9 | Waxing Gibbous | 69% | 4:22 PM | 12:22 AM |
| 10 | Waxing Gibbous | 77% | 4:57 PM | 1:33 AM |
| 11 | Waxing Gibbous | 85% | 5:33 PM | 2:25 AM |
| 12 | Waxing Gibbous | 91% | 5:44 PM | 3:38 AM |
| 13 | Waxing Gibbous | 96% | 6:09 PM | 4:32 AM |
| 14 | Waxing Gibbous | 99% | 6:22 PM | 5:47 AM |
| 15 | Full Moon | 100% | 6:27 PM | 6:46 AM |
| 16 | Full Moon | 99% | 6:42 PM | 8:02 AM |
| 17 | Waning Gibbous | 97% | 7:14 PM | 9:22 AM |
| 18 | Waning Gibbous | 92% | 7:34 PM | 10:22 AM |
| 19 | Waning Gibbous | 86% | 7:52 PM | 11:40 AM |
| 20 | Waning Gibbous | 77% | 8:22 PM | 12:56 PM |
| 21 | Waning Gibbous | 67% | 8:04 PM | 2:15 PM |
| 22 | Last Quarter | 56% | 10:11 PM | 3:31 PM |
| 23 | Last Quarter | 45% | 11:32 PM | 4:15 PM |
| 24 | Waning Crescent | 33% | — | 4:48 PM |
| 25 | Waning Crescent | 23% | 12:44 AM | 5:33 PM |
| 26 | Waning Crescent | 14% | 2:19 AM | 5:45 PM |
| 27 | Waning Crescent | 7% | 3:42 AM | 6:13 PM |
| 28 | Waning Crescent | 2% | 5:15 AM | 6:24 PM |
| 29 | New Moon | 0% | 6:23 AM | 6:39 PM |
| 30 | New Moon | 1% | 7:42 AM | 7:20 PM |
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Frequently asked questions
When is the full moon in September 2027 in Seattle, Washington, United States?
The full moon peaks on Wednesday, September 15, 2027, 8:52 PM (local time).
When is the new moon in September 2027?
The new moon falls on Wednesday, September 29, 2027, 5:45 PM (local time) — the darkest nights of the month, best for stargazing.
Data: Meeus astronomical algorithms. How we calculate this
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