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UK moon calendar
Moon phases in July 2027
July 2027 has 4 principal moon phases, with the new moon on 4 July 2027 and the full Buck Moon on 18 July 2027. Below are exact UK times, a day-by-day table and the best nights for dark skies.
Moon phases in July 2027 (UK times)
Times are calculated with astronomy-engine and shown in UK clock time (GMT or BST). They are accurate to about a minute.
| Phase | Date | Time |
|---|---|---|
| New moon | 4 July 2027 | 04:02 BST |
| First quarter | 10 July 2027 | 19:39 BST |
| Full moon | 18 July 2027 | 16:45 BST |
| Last quarter | 26 July 2027 | 17:55 BST |
The full moon in July 2027
The Buck Moon is full on 18 July 2027 at 16:45 BST, rising over London at about 21:17.
Read the story behind the name on our full moon names pages.
Best nights for dark skies
The darkest skies this month fall around the new moon, roughly 1 July to 7 July. That is the time for meteor watching, the Milky Way and faint galaxies. In folk practice the new moon is also the traditional time to set intentions.
Day-by-day moon calendar for July 2027
Phase and illumination at midday; moonrise and moonset for London (other UK places differ by up to about an hour; see your town in our local guides).
| Date | Phase | Lit | Moonrise | Moonset |
|---|---|---|---|---|
| 1 Thu | Waning crescent | 10% | 01:39 | 19:08 |
| 2 Fri | Waning crescent | 4% | 02:21 | 20:22 |
| 3 Sat | Waning crescent | 1% | 03:22 | 21:19 |
| 4 Sun | New moon | 0% | 04:42 | 21:59 |
| 5 Mon | Waxing crescent | 3% | 06:13 | 22:27 |
| 6 Tue | Waxing crescent | 8% | 07:47 | 22:48 |
| 7 Wed | Waxing crescent | 16% | 09:17 | 23:05 |
| 8 Thu | Waxing crescent | 26% | 10:44 | 23:19 |
| 9 Fri | Waxing crescent | 36% | 12:07 | 23:33 |
| 10 Sat | First quarter | 47% | 13:28 | 23:48 |
| 11 Sun | Waxing gibbous | 58% | 14:47 | 00:05 |
| 12 Mon | Waxing gibbous | 68% | 16:06 | 00:27 |
| 13 Tue | Waxing gibbous | 77% | 17:21 | 00:55 |
| 14 Wed | Waxing gibbous | 85% | 18:31 | – |
| 15 Thu | Waxing gibbous | 91% | 19:30 | 01:32 |
| 16 Fri | Waxing gibbous | 96% | 20:16 | 02:21 |
| 17 Sat | Waxing gibbous | 99% | 20:51 | 03:20 |
| 18 Sun | Full moon | 100% | 21:17 | 04:28 |
| 19 Mon | Waning gibbous | 99% | 21:37 | 05:39 |
| 20 Tue | Waning gibbous | 97% | 21:52 | 06:50 |
| 21 Wed | Waning gibbous | 93% | 22:05 | 08:01 |
| 22 Thu | Waning gibbous | 87% | 22:17 | 09:11 |
| 23 Fri | Waning gibbous | 80% | 22:28 | 10:21 |
| 24 Sat | Waning gibbous | 72% | 22:40 | 11:32 |
| 25 Sun | Waning gibbous | 62% | 22:54 | 12:45 |
| 26 Mon | Last quarter | 52% | 23:12 | 14:02 |
| 27 Tue | Waning crescent | 42% | 23:36 | 15:22 |
| 28 Wed | Waning crescent | 31% | 00:11 | 16:44 |
| 29 Thu | Waning crescent | 21% | – | 18:00 |
| 30 Fri | Waning crescent | 12% | 01:01 | 19:04 |
| 31 Sat | Waning crescent | 6% | 02:10 | 19:52 |
Closest and farthest moon
- Perigee (closest): 4 July 2027, 358,273 km
- Apogee (farthest): 19 July 2027, 406,205 km
Eclipses
- Penumbral lunar eclipse on 18 July 2027, greatest at 17:02 BST. Whether it is visible depends on the moon being above the UK horizon at that time.
Meteor showers
- Southern Delta Aquariids: peak around 30 July, low from the UK, overlapping the early Perseids. The moon is 16% lit that night.
Using the moon this month
If you like to cleanse crystals by moonlight, the nights either side of the full moon give the most light. Bring soft and water-sensitive stones indoors if dew or rain is likely. See our crystal care guide.
Moon pieces from the shop
Questions answered
When is the full moon in July 2027?
18 July 2027 at 16:45 BST UK time. It is traditionally called the Buck Moon.
When is the new moon in July 2027?
4 July 2027 at 04:02 BST UK time.
What is the best night for stargazing in July 2027?
Around the new moon on 4 July, when the sky is darkest. Pick a clear night and get away from streetlights.
What should I do on the new moon on 4 July 2027?
On the new moon on 4 July 2027 (04:02 BST), tradition suggests setting intentions: write down two or three things you want to grow this cycle and keep the note somewhere you'll see it. New moons are seen as a quiet, fresh start, good for planning rather than big action.
What does the first quarter moon on 10 July 2027 mean?
The first quarter moon on 10 July 2027 (19:39 BST) is half lit and growing, which tradition reads as a time to act on the intentions set at the new moon. It is a good night to review your list, take one practical step and notice what is resisting.
What does the last quarter moon on 26 July 2027 mean?
The last quarter moon on 26 July 2027 (17:55 BST) is half lit and shrinking, which tradition reads as a time to clear out, finish tasks and let go before the next new moon. A decluttering session or a smoke-cleansing of your space are popular ways to mark it.
Key facts (summary)
- July 2027 has 4 principal moon phases, with the new moon on 4 July 2027 and the full Buck Moon on 18 July 2027.
- 18 July 2027 at 16:45 BST UK time.
- 4 July 2027 at 04:02 BST UK time.
- Around the new moon on 4 July, when the sky is darkest.
- On the new moon on 4 July 2027 (04:02 BST), tradition suggests setting intentions: write down two or three things you want to grow this cycle and keep the note somewhere you'll see it.
- The first quarter moon on 10 July 2027 (19:39 BST) is half lit and growing, which tradition reads as a time to act on the intentions set at the new moon.
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