Buck Moon
Sunday, July 18, 2027 at 03:45 PM UTC
Traditional Name & Folklore
This is the second Buck Moon in this site's current window, tied to the same antler-growth story as July 2026's occurrence — that shared history lives on the dedicated Buck Moon page. What follows here is specific to this year's date, sign, and sky.
Zodiac Sign
Computed from ecliptic longitude at the instant above — see methodology.
This is the second Buck Moon in this site's current 18-month window, arriving mid-afternoon UTC on the 18th — a full year and roughly eleven days after July 2026's occurrence, since the lunar calendar drifts against the solar one. Where last year's Buck Moon landed in Aquarius, this one falls in Capricorn, a genuinely different zodiac placement despite sharing the same traditional name and roughly the same calendar position.
The name still traces to the same real deer biology as every July occurrence — antler regrowth at its fastest rate of the year for bucks, among the quickest bone-tissue growth of any mammal — though this year's full moon arrives a touch ahead of where 2026's occurrence fell, closer to the peak of that antler-growth window rather than trailing toward its end.
No major shower interrupts July's calendar again this year, so anyone chasing dark skies rather than the Moon itself should aim for a week or two before or after this date — the nights immediately around a full moon are never the best for anything faint regardless of season.
Landing in Capricorn, astrology's disciplined, achievement-oriented earth sign, this occurrence carries a notably different symbolic flavor from 2026's Aquarius Buck Moon for readers who track that kind of thing — a good illustration of how the same traditional name can still land in a genuinely different sky position year to year.
The roughly eleven-day annual drift that shifted this occurrence earlier in July than 2026's is the same mechanism behind why lunar-calendar holidays like Ramadan or Lunar New Year shift against the solar calendar year to year — a small, concrete example of the broader lunar-versus-solar calendar mismatch our lunar-calendar-vs-solar-calendar guide covers in full mechanical detail.
This occurrence lands earlier in July's antler-growth window than the prior year's Buck Moon did — the same warm, short-dark-window conditions apply, so plan around humidity and insects the same way any midsummer full moon on this site advises.
For the rest of July 2027's lunar calendar, see this site's July 2027 calendar page, and for the fuller Buck Moon history and deer-biology detail, our dedicated Buck Moon page covers it in depth.
A mid-afternoon UTC peak works out nicely for a midsummer moonrise: American evening skies are still warm and bright deep into twilight this time of year, and this occurrence has already reached fullness well before that twilight finally fades enough to see it clearly.
As the second Buck Moon in this site's current window, this occurrence is a useful direct comparison point against 2026's — same folklore, same general season, genuinely different date, time, and zodiac sign, a small but concrete illustration of how the lunar and solar calendars drift against each other year to year.
"Aphelion," the term for Earth's farthest point from the Sun each year, comes from Greek apo (away from) plus helios (sun) — the exact opposite of "perihelion" (closest approach), both worth knowing since they're frequently confused with the separate lunar perigee/apogee terms that actually determine a supermoon.
Deer antler velvet — the soft, blood-supplied covering on fast-growing summer antlers — is shed once growth completes later in the year, typically by rubbing against trees, a separate, later-season process from the rapid growth this full moon's name references.
This site tracks both 2026 and 2027's Buck Moon individually precisely so readers can see how much a single traditional name's actual circumstances vary year to year, rather than assuming one description fits every occurrence.
Readers who came here mainly for the Capricorn placement rather than the Buck Moon folklore may find GetMyHoro's dedicated sign content a more natural next stop than this astronomy-focused page.
This page's specific figures are worth bookmarking if you're tracking this occurrence for a photography session or a personal ritual — they won't change, unlike a live countdown that updates as the date approaches.
Summer humidity haze can genuinely soften this full moon's edge to the naked eye compared to a crisper winter occurrence — not a flaw in the Moon itself, just the atmosphere it's shining through that particular night.
A citronella candle or similar can make a real, practical difference to how comfortable an extended outdoor session is for this particular occurrence.
Frequently Asked Questions
How is this different from the July 2026 Buck Moon?
Same traditional name and folklore, but a different exact date, a different weekday, and a different zodiac sign (Capricorn this year versus Aquarius in 2026) — the lunar calendar doesn't repeat on the same solar-calendar date each year.
Is there a supermoon in July 2027?
Check our supermoon guide for how that's actually measured — this occurrence isn't flagged as one on this site's roster, meaning the Moon isn't at a notably close point in its orbit this particular month.
Is this a real lunar eclipse?
Yes — a penumbral lunar eclipse peaks at 16:02 UTC, about 17 minutes after this full moon's own computed instant, essentially the same event. Penumbral eclipses only dim the Moon subtly as it crosses Earth's lighter outer shadow, nothing like August 2026's dramatic near-total partial eclipse.