Aquarius zodiac sign ♒
Dates, decans, element and traits

The astrological sign of Aquarius is the 11th sign in the order of the zodiac. It is located between Capricorn and Pisces and is often associated with originality and forward-thinking ideas.

Aquarius is ruled by the planets Uranus (modern) and Saturn (traditional). It is associated with the Air element, symbolizing ideas, communication and social connections.

People born between January 21 and February 18 are usually of the sign Aquarius.

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

Aquarius zodiac sign: dates and decans

Aquarius: January 21 - February 18 ♒

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 Aquarius, the 3 decans are:

Aquarius sign and decans
Aquarius - First decan Aquarius - Second decan Aquarius - Third decan
January 21 to January 30 January 31 to February 9 February 10 to February 18

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

Aquarius zodiac sign infographic showing dates, months and decans.

Which dates are Aquarius in the zodiac?

The table below lists all the Aquarius dates from January 21 to February 18, with the corresponding decan. This is useful if you want to check if a specific birthday is Aquarius and to know its decan.

Aquarius sign - summary table with dates and decans

Aquarius astrological sign: dates and decans
Date Zodiac sign Decan
January 21 Aquarius Decan 1
January 22 Aquarius Decan 1
January 23 Aquarius Decan 1
January 24 Aquarius Decan 1
January 25 Aquarius Decan 1
January 26 Aquarius Decan 1
January 27 Aquarius Decan 1
January 28 Aquarius Decan 1
January 29 Aquarius Decan 1
January 30 Aquarius Decan 1
January 31 Aquarius Decan 2
February 1 Aquarius Decan 2
February 2 Aquarius Decan 2
February 3 Aquarius Decan 2
February 4 Aquarius Decan 2
February 5 Aquarius Decan 2
February 6 Aquarius Decan 2
February 7 Aquarius Decan 2
February 8 Aquarius Decan 2
February 9 Aquarius Decan 2
February 10 Aquarius Decan 3
February 11 Aquarius Decan 3
February 12 Aquarius Decan 3
February 13 Aquarius Decan 3
February 14 Aquarius Decan 3
February 15 Aquarius Decan 3
February 16 Aquarius Decan 3
February 17 Aquarius Decan 3
February 18 Aquarius Decan 3
January 21 and February 18 are sign change dates between Capricorn, Aquarius and Pisces.

Key facts about the Aquarius zodiac sign

  • Symbol: ♒ (the Water Bearer)
  • Element: Air
  • Quality: Fixed (stability, persistence, focus)
  • Ruling planets: Uranus (modern), Saturn (traditional)
  • Polar opposite sign: Leo
  • Typical lucky numbers: 4, 7, 11, 22, 29
  • Traditional compatibility: often linked with Gemini, Libra (Air signs), and sometimes Aries, Sagittarius (Fire signs)
  • Personality traits: independence, originality, ideas, freedom, social causes, unconventional thinking

Aquarius element

The zodiac element of Aquarius is Air. This element represents ideas, communication and mental activity. As a Fixed Air sign, Aquarius is known for original thinking, strong opinions and a long-term vision of the future.

Air signs (Gemini, Libra, Aquarius) are associated with social links, intellectual exchange and curiosity. Aquarius expresses this Air energy in a collective and innovative way, often connected to groups, communities and new ways of living together.

Aquarius element: key characteristics
Element Associated signs Key characteristics
🌬️ Air Gemini, Libra, Aquarius Ideas, communication, social links

Aquarius zodiac personality traits

Strengths of Aquarius

Aquarius is often described as independent, original and idealistic. This sign likes to think differently, question habits and look for new solutions. Many Aquarius natives care about freedom, equality and collective progress.

Challenges and weaknesses

The same desire for independence can also create some challenges: Aquarius may sometimes seem emotionally distant, stubborn or unpredictable. This sign can resist constraints and may have difficulty with very rigid rules or routines.

Aquarius in the zodiac cycle

As the 11th sign of the zodiac, Aquarius is associated with the future, innovation and groups. It represents a phase where people think about society, friendships, networks and new ways of organizing life beyond traditional structures.

FAQ: Aquarius zodiac sign

What dates are Aquarius?

Aquarius runs from January 21 to February 18 in most Western astrology systems. If your birthday falls between these dates, your zodiac sign is usually Aquarius.

Is Aquarius an air sign?

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

Which element and quality are associated with Aquarius?

Aquarius is a Fixed Air sign. Fixed signs bring stability and persistence, while Air adds intellectual and social energy.

Which planets rule Aquarius?

Aquarius is ruled by Uranus in modern astrology and by Saturn in traditional astrology. Uranus is linked to innovation and change; Saturn to structure and responsibility.

Which zodiac signs are most compatible with Aquarius?

In traditional astrology, Aquarius is often considered compatible with:

  • Gemini and Libra (other Air signs)
  • Aries and Sagittarius (Fire signs that support Aquarius enthusiasm)

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

What are typical Aquarius personality traits?

Aquarius natives are often seen as original, independent, curious and humanitarian. They like to explore new ideas, connect with different people and think about the future. On the other hand, they may need to work on emotional expression and flexibility.

Page updated November 23, 2025