Zodiac Signs Dates: The Full Date Chart, Calendar and Order

Zodiac signs dates decide which of the 12 star signs owns your birthday, and that one detail is what most people check first. You were born on a certain day, you scan the list, and boom, you are a Leo or a Scorpio. Simple, right? Mostly. But the dates carry a few twists that almost no chart bothers to explain.

This guide gives you the clean, correct version. You get the full zodiac date chart, the zodiac calendar laid out month by month, the order of the signs and the reason your sign dates can shift by a day depending on the year. If you only want one fact, the table below sorts it out in five seconds.

Key Takeaways

There are 12 zodiac signs, and each covers a date range of about 30 days.
The zodiac order starts at Aries, near the spring equinox in late March.
Sign dates can move by a day each year, so cusp birthdays need a birth chart to be sure.
All 12 signs cover roughly equal time, even though the real constellations are uneven.
Use the date chart to find your sign, then explore your element and birth chart for the full story.

Zodiac Signs Dates Chart (All 12 Signs)

Here is the full zodiac date chart. These are the standard Western (tropical) sign dates, which can shift by about one day depending on your birth year.

Zodiac Sign	Symbol	Zodiac Dates	Element
Aries	♈ Ram	March 21 – April 19	Fire
Taurus	♉ Bull	April 20 – May 20	Earth
Gemini	♊ Twins	May 21 – June 20	Air
Cancer	♋ Crab	June 21 – July 22	Water
Leo	♌ Lion	July 23 – August 22	Fire
Virgo	♍ Maiden	August 23 – September 22	Earth
Libra	♎ Scales	September 23 – October 22	Air
Scorpio	♏ Scorpion	October 23 – November 21	Water
Sagittarius	♐ Archer	November 22 – December 21	Fire
Capricorn	♑ Sea-Goat	December 22 – January 19	Earth
Aquarius	♒ Water Bearer	January 20 – February 18	Air
Pisces	♓ Fish	February 19 – March 20	Water

Bookmark this chart. It answers the daily what sign is this birthday question without any guesswork. For the deeper meanings, symbols and personality traits behind each one, read our complete zodiac signs guide.

The Zodiac Calendar: Sign Dates by Month

If you think in months instead of date ranges, this view helps. Most months hold the tail of one sign and the start of the next, so your zodiac birthdays line up like this across the astrology calendar.

January: Capricorn until the 19th, then Aquarius
February: Aquarius until the 18th, then Pisces
March: Pisces until the 20th, then Aries
April: Aries until the 19th, then Taurus
May: Taurus until the 20th, then Gemini
June: Gemini until the 20th, then Cancer
July: Cancer until the 22nd, then Leo
August: Leo until the 22nd, then Virgo
September: Virgo until the 22nd, then Libra
October: Libra until the 22nd, then Scorpio
November: Scorpio until the 21st, then Sagittarius
December: Sagittarius until the 21st, then Capricorn

Notice the pattern. No single month belongs to just one sign. That overlap is exactly why the zodiac months and the calendar months never line up perfectly.

Zodiac Order: Why Aries Comes First

The zodiac order is fixed: Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra, Scorpio, Sagittarius, Capricorn, Aquarius, Pisces. But why does the list start with Aries and not January’s sign?

The answer is the sky, not the calendar. The astrological year begins at the spring equinox, around March 20 or 21, when day and night sit almost equal. That moment marks zero degrees of Aries. So Aries is the new year of the zodiac, a fresh start, which fits its bold, first-in-line reputation.

From there the signs run in season order through the year and close with Pisces, the last sign, right before spring begins again. That neat loop is the zodiac timeline in a nutshell.

Why Zodiac Sign Dates Shift Each Year

Here is the part that confuses people. You see Aries listed as March 21 in one place and March 20 in another. Both can be correct, and there is a real reason.

A year is not exactly 365 days. It runs closer to 365.25 days, which is why we add a leap day every four years. Because of that quarter-day, the exact moment the Sun crosses into a new sign drifts slightly each year. One year the Sun enters Aries late on March 20, the next year early on March 21. The shift is small, usually a single day, and it only matters if your birthday sits right on a boundary.

So the date ranges you see are accurate for most people in most years. The fine print only kicks in for the cusp crowd.

Born on the Cusp? Read This

A cusp birthday falls on the first or last day of a sign’s range, like April 19 or April 20. People love the idea of being two signs at once. Astrologically, though, that is not how it works. At any moment the Sun sits in exactly one sign, so you belong to one, not both.

To know for sure, you need your birth time and birth location, not just the date. With those, a birth chart pins down your true Sun sign down to the minute. If your birthday lands on a boundary, do not trust a generic date list. Run your chart and settle it once.

Tropical vs Sidereal: Two Sets of Sign Dates

You may have seen new zodiac dates floating around online that do not match the chart above. That is the difference between two systems, and both are real.

Western astrology uses the tropical zodiac, which ties sign dates to the seasons and the equinox. This is the system behind the dates in this guide and in most horoscope apps. Vedic and some astronomy-minded readers use the sidereal zodiac, which tracks the live position of the constellations.

The two drift apart because Earth’s axis slowly wobbles over a roughly 26,000-year cycle, a motion called precession. NASA has pointed out that the Sun actually moves through 13 constellations, and that the sky has shifted since the Babylonians set the dates 3,000 years ago. NASA also made clear it did not change anyone’s sign, since it studies astronomy, not astrology. So your tropical sign dates stay exactly as the chart shows.

A Quick History of How These Dates Were Set

The dates are not random. They go back about 2,500 years. According to Britannica, the Babylonians split the sky into 12 equal parts of 30 degrees each around 500 BCE, with each part tied to a constellation. The Greeks then linked those parts to fixed seasonal dates and to human traits, and the history of horoscopes ran through Babylonian priests and Roman emperors all the way to the apps on your phone.

That 30-degree split is why every sign covers roughly the same span of dates, even though the real constellations in the sky are wildly different sizes. The system traded astronomical accuracy for a clean, easy calendar. Smart move, honestly, since it is still in use thousands of years later.

Quick Answer: Zodiac Signs Dates

The 12 zodiac signs dates are: Aries (March 21 to April 19), Taurus (April 20 to May 20), Gemini (May 21 to June 20), Cancer (June 21 to July 22), Leo (July 23 to August 22), Virgo (August 23 to September 22), Libra (September 23 to October 22), Scorpio (October 23 to November 21), Sagittarius (November 22 to December 21), Capricorn (December 22 to January 19), Aquarius (January 20 to February 18) and Pisces (February 19 to March 20). Dates can shift by one day per year.

The Bottom Line on Zodiac Signs Dates

Your zodiac sign comes down to one thing: the date range your birthday lands in. Use the chart above to find yours in seconds, remember that boundary birthdays may shift by a day, and you will never get the dates wrong again.

Once you know your sign, the real fun begins. Head to our full zodiac signs guide to dig into your symbol, element, traits and what your sign actually says about you.

Frequently Asked Questions

What are the zodiac signs dates in order?

Aries (Mar 21), Taurus (Apr 20), Gemini (May 21), Cancer (Jun 21), Leo (Jul 23), Virgo (Aug 23), Libra (Sep 23), Scorpio (Oct 23), Sagittarius (Nov 22), Capricorn (Dec 22), Aquarius (Jan 20), Pisces (Feb 19).

Why do zodiac sign dates change each year?

The Sun enters each sign at a slightly different moment yearly, since a year is about 365.25 days. So cusp dates can move by a day depending on your birth year.

What sign am I if I was born on the cusp?

On a boundary date you fall into one sign, not both. Your exact Sun sign depends on your birth time and year, so a full birth chart confirms it.

What is the first sign of the zodiac calendar?

Aries is first. The zodiac calendar starts at the spring equinox in late March, which marks zero degrees of Aries and the start of the astrological year.