Gemini zodiac sign ♊
Dates, decans, element and traits

The astrological sign of Gemini is the 3rd sign in the order of the zodiac. It is located between Taurus and Cancer and is traditionally linked with communication, curiosity and versatility.

Gemini is ruled by the planet Mercury and is associated with the Air element, symbolizing intellect, movement and exchange of ideas.

People born between May 21 and June 21 are usually of the sign Gemini.

Gemini zodiac sign: dates, months and decans.
Gemini zodiac sign: dates, months and decans

Gemini zodiac sign: dates and decans

Gemini: May 21 - June 21 ♊

Each zodiac sign is traditionally divided into 3 equal parts called decans. Each decan covers about 10 days and adds specific nuances to the sign. To know your decan, you only need your day and month of birth.

For the astrological sign of Gemini, the 3 decans are:

Gemini sign and decans
Gemini - First decan Gemini - Second decan Gemini - Third decan
May 21 to May 31 June 1 to June 10 June 11 to June 21

Infographic for the astrological sign of Gemini
Dates, months and decan

Gemini zodiac sign infographic showing dates, months and decans.

Which dates are Gemini in the zodiac?

The table below lists all the Gemini dates from May 21 to June 21, with the corresponding decan. This is useful if you want to check if a specific birthday is Gemini and to know its decan.

Gemini sign - summary table with dates and decans

Gemini astrological sign: dates and decans
Date Zodiac sign Decan
May 21 Gemini Decan 1
May 22 Gemini Decan 1
May 23 Gemini Decan 1
May 24 Gemini Decan 1
May 25 Gemini Decan 1
May 26 Gemini Decan 1
May 27 Gemini Decan 1
May 28 Gemini Decan 1
May 29 Gemini Decan 1
May 30 Gemini Decan 1
May 31 Gemini Decan 1
June 1 Gemini Decan 2
June 2 Gemini Decan 2
June 3 Gemini Decan 2
June 4 Gemini Decan 2
June 5 Gemini Decan 2
June 6 Gemini Decan 2
June 7 Gemini Decan 2
June 8 Gemini Decan 2
June 9 Gemini Decan 2
June 10 Gemini Decan 2
June 11 Gemini Decan 3
June 12 Gemini Decan 3
June 13 Gemini Decan 3
June 14 Gemini Decan 3
June 15 Gemini Decan 3
June 16 Gemini Decan 3
June 17 Gemini Decan 3
June 18 Gemini Decan 3
June 19 Gemini Decan 3
June 20 Gemini Decan 3
June 21 Gemini Decan 3
May 21 and June 21 are sign change dates between Taurus, Gemini and Cancer.

Key facts about the Gemini zodiac sign

  • Symbol: ♊ (the Twins)
  • Element: Air
  • Quality: Mutable (adaptability, change, flexibility)
  • Ruling planet: Mercury
  • Polar opposite sign: Sagittarius
  • Typical lucky numbers: 3, 5, 23
  • Traditional compatibility: often linked with Libra, Aquarius (Air signs), and sometimes Aries, Leo (Fire signs)
  • Personality traits: communication, curiosity, versatility, sociability, restlessness

Gemini element

The zodiac element of Gemini is Air. This element represents intellect, communication and exchange. As a Mutable Air sign, Gemini is particularly associated with adaptability, mental agility and curiosity.

Air signs (Gemini, Libra, Aquarius) are linked to ideas, dialogue and social connections. Gemini expresses this Air energy through a quick mind, a need to learn and a strong desire to share information.

Gemini element: key characteristics
Element Associated signs Key characteristics
💨 Air Gemini, Libra, Aquarius Intellect, communication, flexibility

Gemini zodiac personality traits

Strengths of Gemini

Gemini is often described as curious, witty and sociable. This sign likes to talk, exchange ideas and discover new perspectives. Many Gemini natives are quick thinkers, adaptable and comfortable in a wide variety of environments.

Challenges and weaknesses

The same mental speed can also create some challenges: Gemini may sometimes be indecisive, scattered or inconsistent. This sign can get bored quickly and may tend to start many things without always finishing them.

Gemini in the zodiac cycle

As the 3rd sign of the zodiac, Gemini is associated with learning, communication and short trips. It represents a phase where curiosity awakens, where people explore their environment, ask questions and develop their mental and social skills after the stability of Taurus and before the emotional depth of Cancer.

FAQ: Gemini zodiac sign

What dates are Gemini?

Gemini runs from May 21 to June 21 in most Western astrology systems. If your birthday falls between these dates, your zodiac sign is usually Gemini.

Is Gemini an air sign?

Yes. Gemini is an Air sign, along with Libra and Aquarius. Air signs are often associated with intellect, communication and social interaction.

Which element and quality are associated with Gemini?

Gemini is a Mutable Air sign. Mutable signs are flexible and adaptable, while Air adds curiosity and a strong mental dimension.

Which planet rules Gemini?

Gemini is ruled by Mercury, the planet traditionally linked to communication, thinking, travel and information.

Which zodiac signs are most compatible with Gemini?

In traditional astrology, Gemini is often considered compatible with:

  • Libra and Aquarius (other Air signs)
  • Aries and Leo (Fire signs that stimulate Gemini's energy)

Of course, real compatibility depends on the whole birth chart, not only the Sun sign.

What are typical Gemini personality traits?

Gemini natives are often seen as communicative, curious, adaptable and lively. They like to learn, share information and meet different people. On the other hand, they may need to work on focus, patience and consistency.

Page updated November 16, 2025