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Mercury sign calculator

Enter your birth date to find the sign Mercury was in when you were born, with a reading of how you tend to think, learn and speak. The position is calculated for midday, so for most dates no birth time is needed.

  • Your Mercury sign from your birth date alone
  • A reading on how you tend to think, learn and talk
  • Compare Mercury in the twelve signs on one page
Mercury
Birth date

The position is calculated for midday. If the planet changed sign on your birthday, the full birth chart with your birth time will settle it. Free birth chart calculator →

Mercury in the twelve signs

Aries

With Mercury in Aries, your mind moves quickly and gets straight to the point. You often speak first and refine later, and you learn best by trying things yourself. Your directness is refreshing, though pausing to hear the whole story helps others feel understood.

Taurus

With Mercury in Taurus, you think steadily and absorb ideas fully before sharing them. You learn through practice and examples, and your words tend to be calm and considered. Opinions can be hard to shift once formed, so staying curious may help.

Gemini

With Mercury in Gemini, your mind is quick, curious and always collecting new information. You enjoy conversation, wordplay and switching between topics, and you learn by asking questions. Your versatility is a gift, though you might sometimes ask yourself which ideas deserve deeper attention.

Cancer

With Mercury in Cancer, you think with feeling as much as logic. You remember what people said and how it felt, and speak best when safe. Your intuitive listening is a strength; naming your needs aloud may beat hinting.

Leo

With Mercury in Leo, you express ideas with warmth, confidence and a touch of drama. You learn best when engaged and appreciated, and you enjoy telling stories that inspire. Your generous voice can light up a room, and listening just as boldly keeps conversations balanced.

Virgo

With Mercury in Virgo, your mind is observant, precise and drawn to details others overlook. You learn by analysing, organising and improving, and you often notice what could work better. Your helpful clarity is valuable, while gentleness with yourself may quiet the inner critic.

Libra

With Mercury in Libra, you weigh both sides before speaking and value fairness in conversation. You think best in dialogue, enjoy exchanging perspectives, and choose words diplomatically. Your tact keeps the peace, though you might ask whether avoiding disagreement ever delays an honest answer.

Scorpio

With Mercury in Scorpio, your mind probes beneath the surface, searching for motives and hidden patterns. You learn through deep focus and rarely say everything you think. Your perceptive, intense communication builds real trust, and sharing a little more openly may deepen connections.

Sagittarius

With Mercury in Sagittarius, you think in big pictures and love exploring ideas, cultures and philosophies. You learn through travel, discussion and curiosity about meaning, and you speak with enthusiasm and candour. Your optimism is infectious, though checking the small print can sharpen your vision.

Capricorn

With Mercury in Capricorn, you think practically, planning each step and speaking with measured care. You learn through structure, discipline and experience, and you prefer words that lead somewhere useful. Your reliability earns respect, while allowing room for playful, unplanned ideas may refresh your thinking.

Aquarius

With Mercury in Aquarius, your mind is original, independent and drawn to unconventional ideas. You learn by questioning assumptions and connecting concepts across fields, and you enjoy talking about the future. Sharing the feelings behind your ideas can help others follow your thinking.

Pisces

With Mercury in Pisces, you think in images, impressions and intuition rather than strict logic. You absorb moods easily and learn through imagination, music or stories. Your empathic, poetic communication can be moving, and writing down thoughts may help you give them shape.

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Questions and answers

Why is my Mercury sign close to my Sun sign?

Seen from Earth, Mercury never strays far from the Sun, so your Mercury sign is either the same as your Sun sign or about one sign either side of it. That is why so many people find their Mercury sign and Sun sign are the same, or neighbours.

What if Mercury changed sign on my birthday?

The tool places Mercury at midday on your birth date. On the few days when Mercury moves into a new sign, someone born early in the morning or late at night may have the other sign. The full birth chart calculator, with your birth time, will settle it.

What does a Mercury sign describe?

In astrology Mercury stands for the mind in everyday use: how you take in information, how you put thoughts into words, and how you handle a conversation or a problem. Your Mercury sign colours that style, for example quick and direct, or slow and thorough.

Astrology

Birth chartYour complete chart: every planet by sign and house, with the wheel and your main aspects.Rising signYour big three in seconds: Sun, Moon and rising sign from your birth details.Moon signWhere the Moon was when you were born, and what it says about your inner life.Zodiac signsFind your sign from your birthday and read the full portrait of all twelve.