Moon · September 2027
Moon calendar for Vallejo, California, United States: September 2027
Daily moon phases, illumination, moonrise and moonset in Vallejo, California, United States for September 2027. Full moon: September 15, 2027. All times are shown in the local time of Vallejo, California, 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% | 7:36 AM | 8:22 PM |
| 2 | Waxing Crescent | 6% | 8:30 AM | 8:41 PM |
| 3 | Waxing Crescent | 13% | 9:46 AM | 9:31 PM |
| 4 | Waxing Crescent | 21% | 10:56 AM | 9:50 PM |
| 5 | Waxing Crescent | 30% | 12:11 PM | 10:25 PM |
| 6 | First Quarter | 40% | 1:19 PM | 11:28 PM |
| 7 | First Quarter | 50% | 2:14 PM | — |
| 8 | First Quarter | 60% | 3:11 PM | 12:09 AM |
| 9 | Waxing Gibbous | 69% | 3:47 PM | 1:02 AM |
| 10 | Waxing Gibbous | 77% | 4:25 PM | 1:58 AM |
| 11 | Waxing Gibbous | 85% | 5:05 PM | 2:57 AM |
| 12 | Waxing Gibbous | 91% | 5:36 PM | 3:56 AM |
| 13 | Waxing Gibbous | 96% | 5:51 PM | 4:52 AM |
| 14 | Waxing Gibbous | 99% | 6:22 PM | 5:49 AM |
| 15 | Full Moon | 100% | 6:29 PM | 6:42 AM |
| 16 | Full Moon | 99% | 7:08 PM | 7:45 AM |
| 17 | Waning Gibbous | 97% | 7:35 PM | 8:45 AM |
| 18 | Waning Gibbous | 92% | 7:53 PM | 9:57 AM |
| 19 | Waning Gibbous | 86% | 8:25 PM | 11:15 AM |
| 20 | Waning Gibbous | 77% | 9:20 PM | 12:18 PM |
| 21 | Waning Gibbous | 67% | 10:02 PM | 1:33 PM |
| 22 | Last Quarter | 56% | 11:06 PM | 2:25 PM |
| 23 | Last Quarter | 45% | — | 3:34 PM |
| 24 | Waning Crescent | 33% | 12:16 AM | 4:17 PM |
| 25 | Waning Crescent | 23% | 1:34 AM | 4:47 PM |
| 26 | Waning Crescent | 14% | 2:33 AM | 5:33 PM |
| 27 | Waning Crescent | 7% | 4:02 AM | 5:56 PM |
| 28 | Waning Crescent | 2% | 5:26 AM | 6:22 PM |
| 29 | New Moon | 0% | 6:24 AM | 6:43 PM |
| 30 | New Moon | 1% | 7:37 AM | 7:31 PM |
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Frequently asked questions
When is the full moon in September 2027 in Vallejo, California, 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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