If you were born on July 31, your zodiac sign is Leo. The Sun occupies approximately 9° Leo on this date, placing you in the 1st decan ruled by Sun.
Best Compatibility for July 31
♌ & ♈
Leo & Aries
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♌ & ♐
Leo & Sagittarius
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♌ & ♎
Leo & Libra
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Aries matches Leo's fire and passion without competing for the spotlight in the same way. Sagittarius brings adventure and laughter that keeps Leo's heart alive. Libra's natural charm and romantic nature makes Leo feel cherished and adored.
Your Decan: 1st Decan of Leo
Each zodiac sign spans 30° of the ecliptic, divided into three decans of 10° each. Born on July 31 at approximately 9° Leo, you fall in the 1st decan (0°–10° Leo).
As a 1st decan Leo, your sub-ruler is also Sun — the same planet that rules Leo overall. This double Sun influence concentrates and amplifies the core Leo traits, making you a particularly pure expression of this sign's energy.
Lucky Numbers, Colors & Symbols
Lucky Numbers
4, 13, 22, 31
Lucky Color
Red
Lucky Day
Sunday
Birthstone
Ruby
Birth Flower
Larkspur
Healing Crystal
Tiger's Eye
Sabian Symbol
"Glass blowers shape beautiful vases with their controlled breathing"
Numerology
4
Season
Summer
Element
Fire
Modality
Fixed
Historical Events on July 31
- • 1498: Columbus sights Trinidad on his third voyage
- • 1790: First U.S. patent is issued, to Samuel Hopkins for potash production
- • 1971: Apollo 15 astronauts become the first to drive a vehicle on the Moon
- • 1991: START I treaty is signed by the U.S. and Soviet Union to reduce nuclear weapons
Frequently Asked Questions
What zodiac sign is July 31?
If you were born on July 31, your zodiac sign is Leo. The Sun occupies approximately 9° Leo on this date, placing you in the 1st decan ruled by Sun. Swiss Ephemeris calculations confirm this position based on the Sun's annual path through the ecliptic.
What are the personality traits of someone born on July 31?
People born on July 31 are Leo natives with Fire element energy and Fixed modality. The 1st decan sub-ruled by Sun adds a distinctive layer to the core Leo personality, making these individuals unique among their sign.
Who is July 31 most compatible with?
July 31 Leo natives are most compatible with signs that share the Fire element (trine aspect) or complementary elements. Check the compatibility section above for specific sign matches and the best romantic dates.
What is the birthstone for July 31?
The traditional birthstone for people born on July 31 is Ruby. The decan-specific healing crystal is Tiger's Eye, which resonates with the Sun-influenced energy of the 1st decan of Leo.
What decan is July 31?
July 31 falls in the 1st decan of Leo (approximately 9° Leo). This decan is sub-ruled by Sun, which adds concentrated energy to the core Leo traits.
What famous people were born on July 31?
While our celebrity database is still growing, all people born on July 31 share the Leo Sun sign at approximately 9° with Sun decan influence.
What is the lucky number for someone born on July 31?
The numerology root for July 31 is 4. Lucky numbers include 4, 13, 22, 31. The lucky day is Sunday (ruled by Sun), and the lucky color is Red.
What element is July 31?
July 31 belongs to the Fire element through Leo. Fire signs are known for intuition, emotional depth, and empathy.
More 1st Decan Leo Birthdays
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