Born on August 21

August 21 zodiac sign

If you were born on August 21, your Sun sign is Leo or Virgo. This is a cusp day, when the Sun crosses from one sign into the next at a different hour each year.

High summer, golden and generous, ruled by the Sun itself.

FireFixedthe Sun

On August 21 the Sun is crossing the last degree of Leo into the first degree of Virgo.

In 0% of years the Sun had already reached Virgo by midday on August 21 in Greenwich. Your exact birth year, time and place decide which side you were born on.

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.

Birth time

Your birthday star

Alphard

Every year on August 20, the eve of your birthday, the Sun passes Alphard. The solitary one, alone in a dark patch of sky at the heart of the sea serpent Hydra. A star of deep feeling and wisdom that was hard won.

Alphard sits at 27° Leo.

The stars truly behind your Sun

On August 21 the Sun stands in front of the stars of Leo, the lion, the constellation that gave Leo its name.

See the real sky behind your whole chart

August 21 in every year from 1940 to 2025

The Moon, Mercury and Venus keep moving too. 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
YearMoonMercuryVenus
1940AriesLeoCancer
1941LeoVirgoLibra
1942Sagittarius, then Capricorn from 20:47VirgoLeo
1943TaurusVirgoVirgo
1944Virgo, then Libra from 17:46VirgoVirgo
1945Capricorn, then Aquarius from 08:33Leo, retrogradeCancer
1946GeminiLeoLibra
1947Libra, then Scorpio from 04:45LeoLeo
1948PiscesVirgoCancer
1949CancerVirgoLibra
The 1950s
YearMoonMercuryVenus
1950SagittariusVirgoLeo
1951Aries, then Taurus from 23:27Virgo, retrogradeVirgo
1952VirgoLeo, retrogradeVirgo
1953CapricornLeoCancer
1954Taurus, then Gemini from 08:56LeoLibra
1955LibraVirgoLeo
1956Aquarius, then Pisces from 15:48VirgoCancer
1957Gemini, then Cancer from 06:49VirgoLibra
1958Scorpio, then Sagittarius from 22:48Virgo, retrogradeLeo
1959Pisces, then Aries from 04:52LeoVirgo
The 1960s
YearMoonMercuryVenus
1960LeoLeoVirgo
1961Sagittarius, then Capricorn from 22:08VirgoCancer
1962TaurusVirgoLibra
1963VirgoVirgoLeo
1964AquariusVirgo, retrogradeCancer
1965GeminiLeo, retrogradeLibra
1966ScorpioLeoLeo
1967PiscesLeoVirgo
1968Cancer, then Leo from 14:40VirgoVirgo
1969Scorpio, then Sagittarius from 00:12VirgoCancer
The 1970s
YearMoonMercuryVenus
1970Aries, then Taurus from 14:46VirgoLibra
1971Leo, then Virgo from 04:19Virgo, retrogradeLeo
1972CapricornLeoCancer
1973Taurus, then Gemini from 13:27LeoLibra
1974LibraVirgoLeo
1975Aquarius, then Pisces from 23:33VirgoVirgo
1976CancerVirgoVirgo
1977ScorpioVirgoCancer
1978AriesLeo, retrogradeLibra
1979LeoLeoLeo
The 1980s
YearMoonMercuryVenus
1980Sagittarius, then Capricorn from 15:12LeoCancer
1981TaurusVirgoLibra
1982Virgo, then Libra from 12:22VirgoLeo
1983Capricorn, then Aquarius from 02:26VirgoVirgo
1984GeminiVirgo, retrogradeVirgo
1985Libra, then Scorpio from 01:52LeoCancer
1986PiscesLeoLibra
1987Cancer, then Leo from 21:58LeoLeo
1988SagittariusVirgoCancer
1989Aries, then Taurus from 15:11VirgoLibra
The 1990s
YearMoonMercuryVenus
1990VirgoVirgoLeo
1991CapricornLeo, retrogradeVirgo
1992Taurus, then Gemini from 12:37LeoVirgo
1993LibraLeoCancer
1994Aquarius, then Pisces from 10:28VirgoLibra
1995Gemini, then Cancer from 02:24VirgoLeo
1996ScorpioVirgoCancer
1997AriesVirgo, retrogradeLibra
1998LeoLeo, retrogradeLeo
1999Sagittarius, then Capricorn from 23:00LeoLeo
The 2000s
YearMoonMercuryVenus
2000TaurusLeoVirgo
2001Virgo, then Libra from 08:19VirgoCancer
2002AquariusVirgoLibra
2003GeminiVirgoLeo
2004Libra, then Scorpio from 04:37Virgo, retrogradeCancer
2005Pisces, then Aries from 23:02LeoLibra
2006Cancer, then Leo from 06:34LeoLeo
2007Scorpio, then Sagittarius from 04:45VirgoLeo
2008Aries, then Taurus from 18:38VirgoVirgo
2009VirgoVirgoCancer
The 2010s
YearMoonMercuryVenus
2010CapricornVirgo, retrogradeLibra
2011TaurusLeo, retrogradeLeo
2012LibraLeoCancer
2013Aquarius, then Pisces from 04:44LeoLibra
2014CancerVirgoLeo
2015ScorpioVirgoLeo
2016AriesVirgoVirgo
2017Leo, then Virgo from 20:25Virgo, retrogradeCancer
2018Sagittarius, then Capricorn from 04:01LeoLibra
2019Aries, then Taurus from 04:37LeoVirgo
The 2020s
YearMoonMercuryVenus
2020Virgo, then Libra from 09:16VirgoCancer
2021AquariusVirgoLibra
2022GeminiVirgoLeo
2023Libra, then Scorpio from 23:23VirgoLeo
2024Pisces, then Aries from 23:02Leo, retrogradeVirgo
2025LeoLeoCancer

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 August 21

Between 1930 and 2050, these eclipses fell on August 21, Greenwich time.

  • 1933, annular solar eclipse at 05:48
  • 2017, total solar eclipse at 18:25
  • 2036, partial solar eclipse at 17:24

How common is a August 21 birthday?

In US birth records from 1994 to 2014, an average of 11,643 babies were born on August 21 each year. That makes it number 61 of 366 birthdays, where 1 is the most common. That is 5% more 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 Leo in you

Your gift

Warmth. People feel more alive and more themselves around you.

Your growing edge

Needing applause. You glow brightest when you remember you never had to earn your place.

Your decan, the third part of Leo

Ruled by Mars

Mars sharpens Leo fire into drive. You are a natural champion, quick to defend, quick to act and impossible to ignore.

Read about the third decan of Leo

Born after the Sun crossed into Virgo? Your story belongs to Virgo. Read your Virgo birthday

When the Sun changed sign, year by year

Every year the Sun crossed from Leo into Virgo around August 21. Times are Greenwich time (UTC), so add or subtract your birthplace's offset. Find your year to see which side you were born on.

2040Aug 22, 11:53
2044Aug 22, 10:54
2048Aug 22, 10:02

Questions about August 21

What zodiac sign is August 21?

If you were born on August 21, your Sun sign is Leo or Virgo. This is a cusp day, when the Sun crosses from one sign into the next at a different hour each year.

Is August 21 a cusp birthday?

Yes. The Sun moves from Leo into Virgo around this day, at a different hour each year, so people born on August 21 can be either sign. Check your birth year above to see which you are.

What is the birthday star for August 21?

Every year on August 20, the eve of your birthday, the Sun passes Alphard. The solitary one, alone in a dark patch of sky at the heart of the sea serpent Hydra. A star of deep feeling and wisdom that was hard won.

What was the Moon sign on August 21?

It depends on the year, because the Moon changes sign about every two and a half days. On August 21 2025 the Moon was in Leo, and on August 21 2022 it was in Gemini. Find your year in the table above, and add your birth time for the exact sign.

What constellation is the Sun in on August 21?

On August 21 the Sun stands in front of the stars of Leo, the lion, the constellation that gave Leo its name.

Everything about LeoExact Leo 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