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Sun Sign Calculator | Find by Date of Birth & Month

Sun Sign Calculator

Enter your birth details to find your Sun Sign. Add your birth city and birth time for a more complete birth profile.

Name
Birth City
Birth Date
Birth Time
Element
Ruling Planet
Lucky Colour
Lucky Number

Best Compatible Signs

AriesMar 21 – Apr 19
TaurusApr 20 – May 20
GeminiMay 21 – Jun 20
CancerJun 21 – Jul 22
LeoJul 23 – Aug 22
VirgoAug 23 – Sep 22
LibraSep 23 – Oct 22
ScorpioOct 23 – Nov 21
SagittariusNov 22 – Dec 21
CapricornDec 22 – Jan 19
AquariusJan 20 – Feb 18
PiscesFeb 19 – Mar 20

ResultValue
Your Sun Sign[Sign]
Sign Symbol[symbol]
Element[element]
Modality[modality]
Ruling Planet[planet]
Date Range[date range]
Key Traits[traits]

Important distinction: Your Sun sign is determined by your birth date only. For Moon sign and Rising sign, you need your birth time and place.


What Is a Sun Sign Calculator and How Does It Work?

A Sun Sign Calculator is a tool that determines your zodiac sign based on the position of the Sun at your birth date.

The Sun moves through the zodiac at a predictable rate, spending approximately one month in each of the 12 signs. The calculator works by matching your birth date to the corresponding zodiac date range.

If you were born on June 15, the calculator matches June 15 to the Gemini date range (May 21-June 20) and returns Gemini as your Sun sign.

The calculation is straightforward: the zodiac is divided into 12 equal segments of 30 degrees each. The Sun’s position on any given date falls into one of these segments. The date ranges shift slightly each year due to the leap year cycle, which is why the calculator uses a fixed set of ranges that work for most birth years.


How to Calculate Your Sun Sign by Date of Birth

To calculate your Sun sign by date of birth, match your birth date to the corresponding zodiac date range.

Step-by-Step Guide to Finding Your Sun Sign

  1. Write down your birth date in month-day format (e.g., May 15, November 3, July 22).
  2. Find your birth date in the zodiac date range table below. Locate the range that contains your birth date.
  3. Read your Sun sign from the table. The sign corresponding to that date range is your Sun sign.
  4. Confirm the sign by checking the symbol and element associated with it.

Sun Sign Date Range Table

SignSymbolDate RangeElementModalityRuling Planet
AriesMar 21 – Apr 19FireCardinalMars
TaurusApr 20 – May 20EarthFixedVenus
GeminiMay 21 – Jun 20AirMutableMercury
CancerJun 21 – Jul 22WaterCardinalMoon
LeoJul 23 – Aug 22FireFixedSun
VirgoAug 23 – Sep 22EarthMutableMercury
LibraSep 23 – Oct 22AirCardinalVenus
ScorpioOct 23 – Nov 21WaterFixedPluto/Mars
SagittariusNov 22 – Dec 21FireMutableJupiter
CapricornDec 22 – Jan 19EarthCardinalSaturn
AquariusJan 20 – Feb 18AirFixedUranus/Saturn
PiscesFeb 19 – Mar 20WaterMutableNeptune/Jupiter

Note on boundary dates: If your birthday falls on March 20, April 19, or similar boundary dates, check the exact year because the Sun’s transition between signs can shift by one day due to leap years.


How to Calculate Your Moon Sign

To calculate your Moon sign, you need your birth date, time, and place — unlike Sun sign, Moon sign requires accurate birth details.

The Moon moves through the zodiac much faster than the Sun, completing a full cycle in approximately 27.3 days. This means your Moon sign changes every 2-3 days, making it more sensitive to your exact birth time and location.

The Moon sign represents your emotional nature, your subconscious, and how you process feelings. While your Sun sign is your core identity, your Moon sign is your inner self — the person you are when no one is watching.

Example: Two people born on the same day, one at 6 AM and one at 6 PM, will almost certainly have the same Sun sign (the Sun moves less than 1 degree per day). They may have different Moon signs because the Moon moves 13 degrees per day. In Vedic astrology, your Moon sign is your Rashi, which you can estimate with the Rashi by Name Calculator or calculate precisely with a full Kundli Generator.

What You Need for Moon Sign Calculation

To calculate your Moon sign accurately, you need:

  • Your birth date (day, month, year)
  • Your birth time (hour and minute)
  • Your birth place (city and country)

Without the birth time, the Moon sign calculation becomes an approximation because the Moon moves approximately 13 degrees per day, or about 0.5 degrees per hour. A two-hour difference in birth time can change your Moon sign.

Why Moon Sign Differs from Sun Sign

The Sun sign is based on the Sun’s position — a single point in the sky. The Moon sign is based on the Moon’s position — a different celestial body moving at a different speed. While the Sun takes a full year to complete its zodiac journey, the Moon completes its journey in just over 27 days.

Example: Two people born on the same day, one at 6 AM and one at 6 PM, will almost certainly have the same Sun sign (the Sun moves less than 1 degree per day). They may have different Moon signs because the Moon moves 13 degrees per day.

For a full calculation, use the [Moon Sign Calculator → links to: /moon-sign-calculator].


How to Calculate Your Rising Sign (Ascendant)

To calculate your Rising sign (Ascendant), you need your exact birth time and place of birth.

The Rising sign, also called the Ascendant, is the zodiac sign that was rising on the eastern horizon at the exact moment of your birth. It changes approximately every two hours, making it the most time-sensitive placement in your birth chart.

The Rising sign represents your social mask how you present yourself to others, your first impression, and the lens through which you experience the world. While your Sun sign is your core identity, your Rising sign is how others see you.

Example: Someone with a Cancer Sun (reserved, emotional) but a Sagittarius Rising (outgoing, bold) will appear energetic and confident to strangers, even though their core identity is gentle and nurturing. In Vedic astrology this placement is called the Lagna, calculated with the Lagna Calculator.

What You Need for Rising Sign Calculation

To calculate your Rising sign accurately, you need:

  • Your exact birth time (hour and minute) — within ±5 minutes is ideal
  • Your birth place (city, country, and time zone)

The Rising sign changes approximately every two hours, so even a small difference in birth time can shift your Rising sign. If you do not know your exact birth time, the Rising sign cannot be calculated accurately.

Why Rising Sign Is Called Your “Social Mask”

The term “social mask” reflects how the Rising sign governs your outward behavior and the first impression you make on others. It is the filter through which you experience the world and the world experiences you. In social situations, people often see your Rising sign before they see your Sun sign.

Example: Someone with a Cancer Sun (reserved, emotional) but a Sagittarius Rising (outgoing, bold) will appear energetic and confident to strangers, even though their core identity is gentle and nurturing.

For a full calculation, use the [Rising Sign Calculator → links to: /rising-sign-calculator].


Western vs Vedic Sun Sign Calculator — What’s the Difference?

Western (Tropical) and Vedic (Sidereal) Sun sign calculators give different results due to different zodiac systems.

The difference lies in which zodiac system the calculator uses: the Tropical zodiac (used in Western astrology) or the Sidereal zodiac (used in Vedic astrology, also called Jyotish).

The Tropical zodiac is aligned with the seasons, fixed at the Spring Equinox (March 21). The Sidereal zodiac is aligned with the actual constellations in the sky, accounting for the precession of the equinoxes — a slow shift in the Earth’s axis that has moved the constellations over thousands of years.

FeatureTropical Zodiac (Western)Sidereal Zodiac (Vedic)
AlignmentSeasons (Spring Equinox)Constellations (actual star positions)
Precession accounted forNoYes (24° difference)
Sign datesFixed seasonal datesShifted based on star positions
Primary useWestern astrologyVedic astrology (Jyotish)

The difference between the two systems is currently approximately 24 degrees, which means your Sun sign in Western astrology may be different from your Sun sign in Vedic astrology.

Example: Someone born on April 15 has an Aries Sun sign in Western astrology (Tropical zodiac). In Vedic astrology (Sidereal zodiac), the same person may have a Pisces or Taurus Sun sign depending on the exact degree. This 24-degree offset is explained in the Lahiri Ayanamsha guide.

What Are the 12 Zodiac Signs and Their Dates?

The 12 zodiac signs in Western astrology are Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra, Scorpio, Sagittarius, Capricorn, Aquarius, and Pisces.

#SignSymbolDate RangeElementModalityRuling Planet
1Aries♈ RamMar 21 – Apr 19FireCardinalMars
2Taurus♉ BullApr 20 – May 20EarthFixedVenus
3Gemini♊ TwinsMay 21 – Jun 20AirMutableMercury
4Cancer♋ CrabJun 21 – Jul 22WaterCardinalMoon
5Leo♌ LionJul 23 – Aug 22FireFixedSun
6Virgo♍ MaidenAug 23 – Sep 22EarthMutableMercury
7Libra♎ ScalesSep 23 – Oct 22AirCardinalVenus
8Scorpio♏ ScorpionOct 23 – Nov 21WaterFixedPluto/Mars
9Sagittarius♐ ArcherNov 22 – Dec 21FireMutableJupiter
10Capricorn♑ CrocodileDec 22 – Jan 19EarthCardinalSaturn
11Aquarius♒ Water BearerJan 20 – Feb 18AirFixedUranus/Saturn
12Pisces♓ FishFeb 19 – Mar 20WaterMutableNeptune/Jupiter

For detailed information on each sign, including its Vedic Rashi equivalent and core traits, see the Rashi Characteristics guide.

Which Planet Rules Each Zodiac Sign?

Each of the 12 zodiac signs is ruled by a specific planet in Western astrology.

SignRuling PlanetWhat It Represents
AriesMarsAction, energy, courage
TaurusVenusLove, beauty, pleasure
GeminiMercuryCommunication, intellect, adaptability
CancerMoonEmotions, nurturing, intuition
LeoSunIdentity, vitality, creativity
VirgoMercuryAnalysis, service, organization
LibraVenusHarmony, relationships, aesthetics
ScorpioPluto (modern) / Mars (traditional)Transformation, power, depth
SagittariusJupiterExpansion, wisdom, exploration
CapricornSaturnDiscipline, ambition, structure
AquariusUranus (modern) / Saturn (traditional)Innovation, humanity, independence
PiscesNeptune (modern) / Jupiter (traditional)Imagination, spirituality, compassion

For the Vedic framework of planetary rulership, see Rashi Lords: Planetary Rulers of Each Sign.

What Are the 4 Elements of the Zodiac Signs?

The 12 zodiac signs are divided into four elements: Fire, Earth, Air, and Water.

Each element represents a fundamental energy type that shapes the personality and approach to life.

Fire Signs — Aries, Leo, Sagittarius

Fire signs are passionate, energetic, and quick to act. They are natural leaders who inspire others with their enthusiasm.

  • Aries: Bold, pioneering, impulsive
  • Leo: Confident, creative, generous
  • Sagittarius: Optimistic, adventurous, truth-seeking

Earth Signs — Taurus, Virgo, Capricorn

Earth signs are practical, grounded, and reliable. They are builders who create stability and structure.

  • Taurus: Patient, determined, sensual
  • Virgo: Analytical, detail-oriented, helpful
  • Capricorn: Ambitious, disciplined, responsible

Air Signs — Gemini, Libra, Aquarius

Air signs are intellectual, social, and curious. They are thinkers who connect ideas and people.

  • Gemini: Versatile, communicative, witty
  • Libra: Diplomatic, harmonious, artistic
  • Aquarius: Innovative, independent, humanitarian

Water Signs — Cancer, Scorpio, Pisces

Water signs are emotional, intuitive, and sensitive. They are feelers who connect deeply with others.

  • Cancer: Nurturing, protective, empathetic
  • Scorpio: Intense, transformative, investigative
  • Pisces: Imaginative, compassionate, mystical

For how these elements map to Vedic Rashi classification, see the Rashi Elements guide.


What Are the 3 Modalities of the Zodiac Signs?

The 12 zodiac signs are divided into three modalities: Cardinal, Fixed, and Mutable.

Each modality represents how a sign approaches action and change.

Cardinal Signs — Aries, Cancer, Libra, Capricorn

Cardinal signs initiate change. They are active, pioneering, and action-oriented. They start projects and lead the way.

  • Aries: Initiates action and conflict
  • Cancer: Initiates nurturing and emotional connection
  • Libra: Initiates relationships and harmony
  • Capricorn: Initiates structure and achievement

Fixed Signs — Taurus, Leo, Scorpio, Aquarius

Fixed signs sustain and stabilize. They are determined, consistent, and resistant to change. They maintain momentum.

  • Taurus: Stabilizes resources and comfort
  • Leo: Stabilizes identity and creativity
  • Scorpio: Stabilizes power and transformation
  • Aquarius: Stabilizes vision and innovation

Mutable Signs — Gemini, Virgo, Sagittarius, Pisces

Mutable signs adapt and transition. They are flexible, versatile, and changeable. They complete cycles and prepare for change.

  • Gemini: Adapts through communication and curiosity
  • Virgo: Adapts through analysis and service
  • Sagittarius: Adapts through exploration and philosophy
  • Pisces: Adapts through imagination and compassion

For the Vedic equivalent of Cardinal, Fixed, and Mutable, see the Rashi Modality guide.


What Are the Personality Traits of Each Sun Sign?

Each Sun sign has distinct personality traits that shape the nature and tendencies of individuals born under it.

Sun SignCore PersonalityKey StrengthKey Weakness
AriesBold, competitive, natural leader. Energized by challenges and quick to act.Courage, initiativeImpatience, impulsiveness
TaurusReliable, patient, practical. Values stability and enjoys life’s comforts.Determination, loyaltyStubbornness, resistance to change
GeminiCurious, versatile, excellent communicator. Thrives on learning and sharing.Adaptability, witIndecisiveness, scattered focus
CancerCaring, intuitive, protective. Values family and emotional security deeply.Nurturing, emotional intelligenceMoodiness, over-sensitivity
LeoGenerous, creative, loves to be in the spotlight. Natural warmth and charisma.Leadership, enthusiasmDramatic tendencies, attention-seeking
VirgoPrecise, analytical, service-oriented. Excels at organization and problem-solving.Attention to detail, reliabilityOver-critical, perfectionism
LibraDiplomatic, fair, values harmony. Excels at relationships and aesthetic pursuits.Diplomacy, charmIndecisiveness, conflict avoidance
ScorpioIntense, passionate, deeply transformative. Investigative and magnetic presence.Depth, loyaltySecretiveness, possessiveness
SagittariusOptimistic, adventurous, seeks truth and higher knowledge.Enthusiasm, wisdomTactlessness, overindulgence
CapricornAmbitious, disciplined, focused on long-term success. The builder of the zodiac.Ambition, patienceOverly serious, pessimism
AquariusInnovative, independent, concerned with the welfare of humanity.Vision, humanitarianismDetachment, unpredictability
PiscesImaginative, compassionate, deeply connected to the spiritual and emotional world.Creativity, empathyOver-emotional, escapism

For detailed profiles of each sign, see the [Zodiac Sign Personality Traits → links to: /zodiac-personality-traits] guide.


What Is Sun Sign Compatibility and How Does It Work?

Sun sign compatibility matches signs based on elemental and modal harmony between two individuals.

Compatibility in astrology is based on the interaction between two people’s Sun signs. The most compatible matches share the same element (Fire-Fire, Earth-Earth, etc.) or have complementary elements (Fire-Air, Earth-Water). The least compatible matches are signs with opposing elements or modalities.

Sun Sign Compatibility Chart

SignHighly CompatibleModerately CompatibleLow Compatibility
AriesLeo, SagittariusGemini, AquariusCancer, Capricorn
TaurusVirgo, CapricornCancer, ScorpioLeo, Aquarius
GeminiLibra, AquariusAries, LeoTaurus, Scorpio
CancerScorpio, PiscesTaurus, VirgoAries, Libra
LeoAries, SagittariusGemini, LibraTaurus, Scorpio
VirgoTaurus, CapricornCancer, ScorpioSagittarius, Pisces
LibraGemini, AquariusLeo, SagittariusCancer, Capricorn
ScorpioCancer, PiscesTaurus, VirgoGemini, Aquarius
SagittariusAries, LeoLibra, AquariusVirgo, Pisces
CapricornTaurus, VirgoCancer, ScorpioAries, Libra
AquariusGemini, LibraAries, SagittariusTaurus, Scorpio
PiscesCancer, ScorpioCapricorn, TaurusGemini, Sagittarius

For compatibility based on Vedic Rashi matching (Guna Milan), see the Rashi Compatibility guide.


What Is a Sun Sign Cusp and What Does It Mean?

A Sun sign cusp occurs when you are born on the transition date between two zodiac signs.

The cusp period typically covers the final 3-4 days of one sign and the first 3-4 days of the next sign. People born during the cusp period may exhibit traits of both signs.

Sun Sign Cusp Dates

Cusp PeriodSigns InvolvedDates
Cusp of PowerAries-TaurusApril 16-22
Cusp of EnergyTaurus-GeminiMay 17-23
Cusp of MagicGemini-CancerJune 18-24
Cusp of OscillationCancer-LeoJuly 19-25
Cusp of RadiationLeo-VirgoAugust 19-25
Cusp of BeautyVirgo-LibraSeptember 19-25
Cusp of DramaLibra-ScorpioOctober 19-25
Cusp of RevolutionScorpio-SagittariusNovember 19-25
Cusp of ProphecySagittarius-CapricornDecember 18-24
Cusp of MysticismCapricorn-AquariusJanuary 17-23
Cusp of SensitivityAquarius-PiscesFebruary 15-21
Cusp of RebirthPisces-AriesMarch 17-23

How Cusps Affect Personality

If you are born on a cusp date, you may experience a blend of both signs’ traits. The exact influence depends on the degree of the Sun on your birth date.

Example: Someone born on April 19 is at the Aries-Taurus cusp. They may have Aries energy, courage, and impulsiveness combined with Taurus’s practicality and determination.

Can I Calculate My Sun Sign Without My Birth Time?

Yes, you can calculate your Sun sign using only your birth date. Birth time is not required for Sun sign calculation.

The Sun moves very slowly — approximately 1 degree per day, completing its full cycle in one year. This means your Sun sign is determined entirely by your birth date, not your birth time.

Sign TypeBirth Time Required?
Sun SignNo — only birth date needed
Moon SignYes — accurate birth time needed
Rising SignYes — exact birth time needed

If you do not know your birth time, you can still find your Sun sign. For Moon and Rising signs, you will need a professional chart rectification, or use the Nakshatra Finder once you have your exact birth details.

Is Sun Sign Calculator More Accurate Than Moon Sign?

No, Sun sign and Moon sign calculators serve different purposes and cannot be compared for accuracy.

The Sun sign calculator is more accessible because it only requires your birth date. The Moon sign calculator requires your full birth details. Both are equally accurate for their specific purpose — the Moon sign is simply more dependent on time-sensitive data.

The distinction is not about accuracy but about what the calculator measures:

  • Sun sign: Identity, core personality, life purpose
  • Moon sign: Emotions, inner self, how you process feelings
  • Rising sign: Social presentation, first impressions, physical appearance

Can My Sun Sign Change?

No, your Sun sign does not change once you are born — it is fixed by your birth date.

The Sun’s position at the exact moment of your birth determines your Sun sign for life. The Sun moves through all 12 signs every year, but the position at your specific birth moment is fixed.

However, the date ranges of the zodiac signs have shifted over time due to the precession of the equinoxes. This is why Western astrology (Tropical) and Vedic astrology (Sidereal) give different results. The sign is fixed relative to whichever system you are using, but the calendar dates associated with each sign shift in Vedic astrology.

Find Your Sun Sign Today — Enter Your Birth Date

Now that you understand how the Sun Sign Calculator works, enter your birth date to find your zodiac sign instantly.

Finding your Sun sign is simple, quick, and accessible for everyone. Whether you are exploring astrology for the first time, checking compatibility, or understanding your personality, the Sun sign is the perfect starting point.

Here is how to use this guide:

  1. Find your birth date in the Sun Sign Date Range Table above.
  2. Identify your Sun sign.
  3. Read about your sign’s personality traits, element, and ruling planet.
  4. Check compatibility with other signs.
  5. Find your Moon and Rising signs if you have your birth time.

The Sun sign is the most accessible entry point into astrology. While it does not provide the depth of a full birth chart, it offers a meaningful understanding of your core identity and life purpose. For ongoing daily predictions based on your Rashi, check the Daily Rashifal.

For more Vedic astrology insights, explore the Learn Astrology section for deeper understanding of Jyotish. For more Vedic astrology tools and resources, check out more Vedic astrology calculators and guides at RashiFinder.

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