Born on May 31
May 31 zodiac sign
If you were born on May 31, your Sun sign is Gemini.
Late spring's restless breeze, carrying every story at once.
On May 31 the Sun stands between 8° and 11° Gemini, in the 1st decan of the sign.
Across all the years 1930 to 2050, the Sun was in Gemini for the whole of May 31, wherever in the world you were born.
Find your exact Sun degree
Add your birth year, and your time and place if you know them. Hali will work out exactly where the Sun stood when you arrived, and when it next returns there.
Your birthday star
Aldebaran
Each year the Sun meets Aldebaran on your birthday. The red eye of the Bull. In modern lore it is one of the four royal stars, the Watcher of the East, though the old Persian source for that story is hard to trace. It promises success, as long as it is honestly earned.
Aldebaran sits at 10° Gemini.
The stars truly behind your Sun
On May 31 the Sun stands in front of the stars of Taurus, the bull, even though the sign is Gemini. Astrologers' signs follow the seasons, and over two thousand years the seasons have slipped about a whole sign against the stars.
May 31 in every year from 1940 to 2025
The Sun is in Gemini on May 31, but the Moon, Mercury and Venus keep moving. Open your decade to see where they were on your birthday. Times are Greenwich time (UTC), so if the Moon changed sign that day, your birth time and place decide which side of the line you were born on.
The 1940s
| Year | Moon | Mercury | Venus |
|---|---|---|---|
| 1940 | Aries | Gemini | Cancer |
| 1941 | Leo | Cancer | Gemini |
| 1942 | Sagittarius, then Capricorn from 15:44 | Gemini | Aries |
| 1943 | Taurus | Taurus, retrograde | Cancer |
| 1944 | Virgo, then Libra from 19:38 | Taurus | Gemini |
| 1945 | Capricorn, then Aquarius from 09:35 | Taurus | Aries |
| 1946 | Gemini | Gemini | Cancer |
| 1947 | Libra, then Scorpio from 08:43 | Gemini | Taurus |
| 1948 | Pisces | Cancer | Cancer |
| 1949 | Cancer | Gemini, retrograde | Gemini |
The 1950s
| Year | Moon | Mercury | Venus |
|---|---|---|---|
| 1950 | Sagittarius | Taurus | Aries |
| 1951 | Aries | Taurus | Cancer |
| 1952 | Leo, then Virgo from 00:57 | Taurus | Gemini |
| 1953 | Capricorn | Gemini | Aries |
| 1954 | Taurus, then Gemini from 11:41 | Cancer | Cancer |
| 1955 | Libra | Gemini | Taurus |
| 1956 | Aquarius, then Pisces from 21:10 | Gemini, retrograde | Cancer |
| 1957 | Gemini, then Cancer from 02:06 | Taurus | Gemini |
| 1958 | Scorpio | Taurus | Aries |
| 1959 | Pisces, then Aries from 04:19 | Gemini | Cancer |
The 1960s
| Year | Moon | Mercury | Venus |
|---|---|---|---|
| 1960 | Leo | Gemini | Gemini |
| 1961 | Sagittarius, then Capricorn from 16:20 | Cancer | Aries |
| 1962 | Taurus | Gemini, retrograde | Cancer |
| 1963 | Virgo | Taurus | Taurus |
| 1964 | Capricorn, then Aquarius from 00:33 | Taurus | Cancer |
| 1965 | Gemini | Taurus | Gemini |
| 1966 | Libra, then Scorpio from 05:11 | Gemini | Aries |
| 1967 | Pisces | Gemini | Cancer |
| 1968 | Cancer, then Leo from 18:54 | Cancer | Gemini |
| 1969 | Sagittarius | Gemini, retrograde | Aries |
The 1970s
| Year | Moon | Mercury | Venus |
|---|---|---|---|
| 1970 | Aries, then Taurus from 20:04 | Taurus | Cancer |
| 1971 | Leo, then Virgo from 04:48 | Taurus | Taurus |
| 1972 | Capricorn | Gemini | Cancer |
| 1973 | Taurus, then Gemini from 11:53 | Gemini | Gemini |
| 1974 | Libra | Cancer | Taurus |
| 1975 | Aquarius | Gemini, retrograde | Cancer |
| 1976 | Cancer | Taurus, retrograde | Gemini |
| 1977 | Scorpio | Taurus | Aries |
| 1978 | Aries | Taurus | Cancer |
| 1979 | Leo | Gemini | Taurus |
The 1980s
| Year | Moon | Mercury | Venus |
|---|---|---|---|
| 1980 | Sagittarius, then Capricorn from 13:15 | Gemini | Cancer |
| 1981 | Taurus | Cancer | Gemini |
| 1982 | Virgo, then Libra from 12:03 | Gemini, retrograde | Taurus |
| 1983 | Capricorn, then Aquarius from 07:00 | Taurus | Cancer |
| 1984 | Gemini | Taurus | Gemini |
| 1985 | Libra, then Scorpio from 07:08 | Gemini | Aries |
| 1986 | Pisces | Gemini | Cancer |
| 1987 | Cancer | Cancer | Taurus |
| 1988 | Sagittarius | Gemini | Gemini |
| 1989 | Aries, then Taurus from 21:00 | Taurus, retrograde | Gemini |
The 1990s
| Year | Moon | Mercury | Venus |
|---|---|---|---|
| 1990 | Virgo | Taurus | Taurus |
| 1991 | Capricorn | Taurus | Cancer |
| 1992 | Taurus, then Gemini from 09:19 | Gemini | Gemini |
| 1993 | Libra | Gemini | Aries |
| 1994 | Aquarius, then Pisces from 08:04 | Cancer | Cancer |
| 1995 | Gemini, then Cancer from 07:00 | Gemini, retrograde | Taurus |
| 1996 | Scorpio | Taurus | Gemini |
| 1997 | Aries | Taurus | Gemini |
| 1998 | Leo | Taurus | Taurus |
| 1999 | Sagittarius | Gemini | Cancer |
The 2000s
| Year | Moon | Mercury | Venus |
|---|---|---|---|
| 2000 | Taurus | Cancer | Gemini |
| 2001 | Virgo, then Libra from 10:42 | Gemini | Aries |
| 2002 | Aquarius | Gemini, retrograde | Cancer |
| 2003 | Gemini | Taurus | Taurus |
| 2004 | Libra, then Scorpio from 07:09 | Taurus | Gemini |
| 2005 | Pisces | Gemini | Gemini |
| 2006 | Cancer, then Leo from 08:52 | Gemini | Taurus |
| 2007 | Scorpio, then Sagittarius from 05:07 | Cancer | Cancer |
| 2008 | Aries, then Taurus from 22:19 | Gemini, retrograde | Gemini |
| 2009 | Virgo | Taurus | Aries |
The 2010s
| Year | Moon | Mercury | Venus |
|---|---|---|---|
| 2010 | Capricorn | Taurus | Cancer |
| 2011 | Taurus, then Gemini from 23:57 | Taurus | Taurus |
| 2012 | Libra | Gemini | Gemini |
| 2013 | Aquarius, then Pisces from 00:30 | Cancer | Gemini |
| 2014 | Cancer | Cancer | Taurus |
| 2015 | Scorpio | Gemini, retrograde | Cancer |
| 2016 | Pisces, then Aries from 01:10 | Taurus | Gemini |
| 2017 | Leo, then Virgo from 16:16 | Taurus | Aries |
| 2018 | Sagittarius, then Capricorn from 09:27 | Gemini | Cancer |
| 2019 | Aries, then Taurus from 04:43 | Gemini | Taurus |
The 2020s
| Year | Moon | Mercury | Venus |
|---|---|---|---|
| 2020 | Virgo, then Libra from 14:38 | Cancer | Gemini |
| 2021 | Aquarius | Gemini, retrograde | Gemini |
| 2022 | Gemini | Taurus, retrograde | Taurus |
| 2023 | Libra, then Scorpio from 23:45 | Taurus | Cancer |
| 2024 | Pisces | Taurus | Gemini |
| 2025 | Leo | Gemini | Aries |
Moon at midnight and the minute it changed sign, Mercury and Venus at noon, all Greenwich time. Your exact placements need your birth time and place. Find your exact Moon sign
Eclipses on May 31
Between 1930 and 2050, these eclipses fell on May 31, Greenwich time.
- 2003, annular solar eclipse at 04:08
- 2049, annular solar eclipse at 13:58
How common is a May 31 birthday?
In US birth records from 1994 to 2014, an average of 10,719 babies were born on May 31 each year. That makes it number 326 of 366 birthdays, where 1 is the most common. That is 4% fewer than an average day.
See every birthday and sign ranked
More from our studies: The rarest rising sign, city by city · How rare is your Big Three? · Were you born with Mercury retrograde?
The Gemini in you
Curiosity that turns strangers into friends and quiet rooms into conversations.
Depth. With so many doors open, it can be hard to walk all the way through one.
Your decan, the first part of Gemini
Ruled by Mercury
The first ten degrees belong to Mercury, the sign's own ruler, so the chatter comes doubled. Quick, witty and endlessly interested, you think out loud and learn by talking.
Questions about May 31
What zodiac sign is May 31?
If you were born on May 31, your Sun sign is Gemini.
Is May 31 a cusp birthday?
No. The Sun is in Gemini all day on May 31 in every year between 1930 and 2050, so everyone born on this day is a Gemini.
What is the birthday star for May 31?
Each year the Sun meets Aldebaran on your birthday. The red eye of the Bull. In modern lore it is one of the four royal stars, the Watcher of the East, though the old Persian source for that story is hard to trace. It promises success, as long as it is honestly earned.
What was the Moon sign on May 31?
It depends on the year, because the Moon changes sign about every two and a half days. On May 31 2025 the Moon was in Leo, and on May 31 2024 it was in Pisces. Find your year in the table above, and add your birth time for the exact sign.
What constellation is the Sun in on May 31?
On May 31 the Sun stands in front of the stars of Taurus, the bull, even though the sign is Gemini. Astrologers' signs follow the seasons, and over two thousand years the seasons have slipped about a whole sign against the stars.
Everything about GeminiExact Gemini dates every yearAll birthdays
Your Sun sign is one star in a whole sky. Your Moon and rising sign tell the rest of your story.
See my birth chart