Moon · December 2025
Moon calendar for Portsmouth, England, United Kingdom: December 2025
Daily moon phases, illumination, moonrise and moonset in Portsmouth, England, United Kingdom for December 2025. Full moon: December 4, 2025. All times are shown in the local time of Portsmouth, England, United Kingdom.
Full moonThursday, December 4, 2025, 11:18 PM
New moonSaturday, December 20, 2025, 2:59 AM
| Day | Phase | Illumination | Moonrise | Moonset |
|---|---|---|---|---|
| 1 | Waxing Gibbous | 85% | 1:28 PM | 3:39 AM |
| 2 | Waxing Gibbous | 92% | 1:37 PM | 5:17 AM |
| 3 | Waxing Gibbous | 97% | 1:54 PM | 6:37 AM |
| 4 | Full Moon | 100% | 2:20 PM | 8:17 AM |
| 5 | Full Moon | 99% | 3:20 PM | 9:41 AM |
| 6 | Waning Gibbous | 96% | 3:07 PM | 10:40 AM |
| 7 | Waning Gibbous | 91% | 5:44 PM | 11:38 AM |
| 8 | Waning Gibbous | 84% | 7:12 PM | 11:57 AM |
| 9 | Waning Gibbous | 75% | 8:32 PM | 12:18 PM |
| 10 | Waning Gibbous | 65% | 10:11 PM | 12:25 PM |
| 11 | Last Quarter | 55% | 11:32 PM | 12:32 PM |
| 12 | Last Quarter | 44% | — | 12:45 PM |
| 13 | Waning Crescent | 35% | 12:29 AM | 1:11 PM |
| 14 | Waning Crescent | 26% | 1:48 AM | 1:27 PM |
| 15 | Waning Crescent | 18% | 3:07 AM | 1:35 PM |
| 16 | Waning Crescent | 11% | 4:15 AM | 1:43 PM |
| 17 | Waning Crescent | 6% | 5:31 AM | 2:13 PM |
| 18 | Waning Crescent | 2% | 6:25 AM | 2:35 PM |
| 19 | New Moon | 1% | 7:36 AM | 3:33 PM |
| 20 | New Moon | 0% | 8:22 AM | 4:19 PM |
| 21 | Waxing Crescent | 2% | 9:17 AM | 5:32 PM |
| 22 | Waxing Crescent | 5% | 9:41 AM | 6:29 PM |
| 23 | Waxing Crescent | 11% | 10:11 AM | 7:49 PM |
| 24 | Waxing Crescent | 18% | 10:23 AM | 9:22 PM |
| 25 | Waxing Crescent | 27% | 10:32 AM | 10:25 PM |
| 26 | Waxing Crescent | 37% | 10:54 AM | 11:46 PM |
| 27 | First Quarter | 49% | 11:23 AM | — |
| 28 | First Quarter | 60% | 11:32 AM | 1:27 AM |
| 29 | Waxing Gibbous | 71% | 11:39 AM | 2:34 AM |
| 30 | Waxing Gibbous | 81% | 11:57 AM | 4:17 AM |
| 31 | Waxing Gibbous | 89% | 12:19 PM | 5:48 AM |
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Frequently asked questions
When is the full moon in December 2025 in Portsmouth, England, United Kingdom?
The full moon peaks on Thursday, December 4, 2025, 11:18 PM (local time).
When is the new moon in December 2025?
The new moon falls on Saturday, December 20, 2025, 2:59 AM (local time) — the darkest nights of the month, best for stargazing.
Data: Meeus astronomical algorithms. How we calculate this
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