THE QUICK ANSWER
May birthdays fall under
Taurus and Gemini
May birthdays fall under Taurus from May 1 to 20, and Gemini from May 21 to 31. Whether you are checking your own sign or wondering about the birthday of a friend or someone you like, the dates above offer a quick answer.

Taurus and Gemini sound quite different: one patiently nurtures things, while the other moves lightly onward.

Yes. May passes from Taurus putting down roots around what matters to Gemini asking, ‘Where shall we go next?’ and opening more paths. Staying and moving become parts of one current.
WHY THE DIFFERENCE?
Why can May birthdays
feel different from one another?
Even within Taurus, qualities appear in different ways: some people excel at protection, some nurture relationships through words, and some find new ways to create reassurance.
Set May’s daily readings side by side and two categories—Taurus and Gemini—cannot capture every difference. Taurus itself has an earlier and a later half, each paired with a different rune.

Does the rune change partway through Taurus too?

Yes. Thurisaz (ᚦ) runs through May 5, and Ansuz (ᚨ) begins on May 6. Even within Taurus’s steadiness, ‘What shall I protect?’ and ‘How shall I communicate?’ create different stories.
Seikoku Astrology divides the twelve zodiac signs into twenty-four earlier and later halves, then pairs each division with one of twenty-four runes. That gives May three distinct currents.
THREE FLOWS OF MAY
Three May divisions
through Seikoku Astrology
Even within the same zodiac sign, a different rune can suggest a different place to direct your strength.
01 · MAY 1—5
Taurus · Earlier half × ᚦ Thurisaz · Protection
This period suggests someone who recognizes what matters and the boundaries that feel safe, adapting their way of protecting things when needed.
The steadiness of earlier Taurus meets Thurisaz’s protection. You preserve what is precious within while changing your methods to suit who you are now.

So protection means more than making the walls higher?

Yes. Some days you close a gate; other days you rebuild it to make passage easier. Thurisaz becomes clear when you read it as choosing boundaries that protect what matters.
02 · MAY 6—20
Taurus · Later half × ᚨ Ansuz · Words
This period suggests someone who lets feelings and thoughts grow into words that can reach another person, rather than sending them out in a rush.
The calm of later Taurus meets the words of Ansuz. You consider what to say, when to say it, and what form it should take, giving language a place in reality.

A rune of words paired with Taurus sounds as though it might speak very calmly.

Yes. It may be closer to words carved in stone than a great many words carried on the wind. This period can patiently choose a sentence that stays with someone long afterward.
03 · MAY 21—31
Gemini · Earlier half × ᚱ Raidho · The Path
This period suggests someone who finds the next way forward through information and encounters, without treating a single route as the only right one.
The curiosity and flexibility of earlier Gemini meet Raidho’s path. You create a route as you go, caring more about keeping your direction in view than about speed.

Does Raidho mean someone who keeps moving forward all the time?

A way back, a detour, or a route where you meet someone are all paths too. What matters most may be keeping sight of where you are heading, rather than how fast you travel.
A STORY THROUGH MAY
May: from protecting to communicating, then choosing a path
May asks what you want to protect, turns what you feel into words, and chooses a next path that fits you.
Protect. Communicate. Then choose a path. Knowing ‘This is what I will carry with me’ can give you the freedom to move.

Perhaps May can move freely at the end because it first decides what to protect.

Yes. There is freedom in traveling with nothing, and another kind in knowing exactly what you want to carry. I think the second kind suits May.
YOUR OWN BIRTHDAY
Your zodiac sign:
the first door to your story
Seikoku Astrology treats the zodiac sign as the ‘outer star.’ It suggests a broad direction, but it cannot define an entire person on its own.
Even among later Taurus birthdays paired with Ansuz, different inner and outer symbols in each day’s birth sigil suggest different ways to nurture words.
Begin with your sign, explore its earlier or later half and rune, then open your own birthday. The brief answer to ‘What is my sign?’ gradually becomes a more personal picture of your magical traits.

Even within Taurus, there are people who protect things and people who nurture words.

Exactly. The sign is the broad landscape; the rune is what you grow there. Your birthday’s birth sigil explores how you use that strength. Each door you open reveals more of a landscape that belongs to you.
CHOOSE YOUR BIRTHDAY
For your May birthday
Choose your birthday, or someone you are curious about, and explore that day’s birth sigil and story.
You don’t have to believe.Just listen first.