Born On Box

October 31 Birthday

Zodiac sign, birthstone, birth flower and more for everyone born on October 31.

The zodiac sign for October 31 is

Scorpio

Scorpio runs October 23 – November 21. October 31 is day 9 of 30 in Scorpio season, in the 1st decan.

Zodiac sign

Scorpio

Scorpion · Water · Fixed

Birthstone

Opal

Also Tourmaline

Birth flower

Marigold

Also cosmos

Ruling planet

Pluto

Decan ruler: Pluto

How common

#356 of 366

10,030 US births a year

Day of the year

Day 304

Day 305 in a leap year

October 31 zodiac sign: Scorpio

Scorpio is a fixed water sign, linked with depth, passion and transformation. Scorpios are said to feel everything strongly and to keep their feelings to themselves.

Symbol♏ Scorpion
DatesOctober 23 – November 21
ElementWater
ModalityFixed
Ruling planetPluto (traditionally Mars)
Traitsintense, passionate, private, determined
StrengthsBrave, loyal, resourceful and perceptive.
WeaknessesJealous, secretive and slow to forgive.
Opposite signTaurus
Most compatible withTaurus, Cancer, Virgo, Capricorn, Pisces

The 1st decan of Scorpio

Each sign is split into three decans of about ten days. October 31 falls in the 1st decan, which is ruled by Scorpio’s own planet, Pluto, so the classic Scorpio traits are said to be strongest.

October 31 birthstone: Opal and Tourmaline

Everyone born in October shares the same birthstones, and you can pick whichever you like.

StoneColorHardness (Mohs)Said to symbolize
OpalPlay of rainbow colors5.5–6.5Hope, creativity and innocence
TourmalinePink, green or many colors7–7.5Compassion and inspiration

October 31 birth flower: Marigold and Cosmos

More about October birthdays

How common is an October 31 birthday?

October 31 is the 356th most common birthday in the US out of 366. An average of 10,030 babies were born on it each year from 1994 to 2014, 10% fewer than on an average day.

Based on US birth records, 1994–2014. See every date ranked.

What day of the week was October 31?

Here’s the day of the week October 31 fell on each year, and the Chinese zodiac animal for someone born that day.

Birth dateDay of the weekChinese zodiac
October 31, 2030ThursdayMetal Dog
October 31, 2029WednesdayEarth Rooster
October 31, 2028TuesdayEarth Monkey
October 31, 2027SundayFire Goat
October 31, 2026SaturdayFire Horse
October 31, 2025FridayWood Snake
October 31, 2024ThursdayWood Dragon
October 31, 2023TuesdayWater Rabbit
October 31, 2022MondayWater Tiger
October 31, 2021SundayMetal Ox
October 31, 2020SaturdayMetal Rat
October 31, 2019ThursdayEarth Pig
October 31, 2018WednesdayEarth Dog
October 31, 2017TuesdayFire Rooster
October 31, 2016MondayFire Monkey
October 31, 2015SaturdayWood Goat
October 31, 2014FridayWood Horse
October 31, 2013ThursdayWater Snake
October 31, 2012WednesdayWater Dragon
October 31, 2011MondayMetal Rabbit
October 31, 2010SundayMetal Tiger
October 31, 2009SaturdayEarth Ox
October 31, 2008FridayEarth Rat
October 31, 2007WednesdayFire Pig
October 31, 2006TuesdayFire Dog
October 31, 2005MondayWood Rooster
October 31, 2004SundayWood Monkey
October 31, 2003FridayWater Goat
October 31, 2002ThursdayWater Horse
October 31, 2001WednesdayMetal Snake
October 31, 2000TuesdayMetal Dragon
October 31, 1999SundayEarth Rabbit
October 31, 1998SaturdayEarth Tiger
October 31, 1997FridayFire Ox
October 31, 1996ThursdayFire Rat
October 31, 1995TuesdayWood Pig
October 31, 1994MondayWood Dog
October 31, 1993SundayWater Rooster
October 31, 1992SaturdayWater Monkey
October 31, 1991ThursdayMetal Goat
October 31, 1990WednesdayMetal Horse
October 31, 1989TuesdayEarth Snake
October 31, 1988MondayEarth Dragon
October 31, 1987SaturdayFire Rabbit
October 31, 1986FridayFire Tiger
October 31, 1985ThursdayWood Ox
October 31, 1984WednesdayWood Rat
October 31, 1983MondayWater Pig
October 31, 1982SundayWater Dog
October 31, 1981SaturdayMetal Rooster
October 31, 1980FridayMetal Monkey
October 31, 1979WednesdayEarth Goat
October 31, 1978TuesdayEarth Horse
October 31, 1977MondayFire Snake
October 31, 1976SundayFire Dragon
October 31, 1975FridayWood Rabbit
October 31, 1974ThursdayWood Tiger
October 31, 1973WednesdayWater Ox
October 31, 1972TuesdayWater Rat
October 31, 1971SundayMetal Pig
October 31, 1970SaturdayMetal Dog
October 31, 1969FridayEarth Rooster
October 31, 1968ThursdayEarth Monkey
October 31, 1967TuesdayFire Goat
October 31, 1966MondayFire Horse
October 31, 1965SundayWood Snake
October 31, 1964SaturdayWood Dragon
October 31, 1963ThursdayWater Rabbit
October 31, 1962WednesdayWater Tiger
October 31, 1961TuesdayMetal Ox
October 31, 1960MondayMetal Rat
October 31, 1959SaturdayEarth Pig
October 31, 1958FridayEarth Dog
October 31, 1957ThursdayFire Rooster
October 31, 1956WednesdayFire Monkey
October 31, 1955MondayWood Goat
October 31, 1954SundayWood Horse
October 31, 1953SaturdayWater Snake
October 31, 1952FridayWater Dragon
October 31, 1951WednesdayMetal Rabbit
October 31, 1950TuesdayMetal Tiger
October 31, 1949MondayEarth Ox
October 31, 1948SundayEarth Rat
October 31, 1947FridayFire Pig
October 31, 1946ThursdayFire Dog
October 31, 1945WednesdayWood Rooster
October 31, 1944TuesdayWood Monkey
October 31, 1943SundayWater Goat
October 31, 1942SaturdayWater Horse
October 31, 1941FridayMetal Snake
October 31, 1940ThursdayMetal Dragon

More about October 31

Season (Northern Hemisphere)Autumn
Day of the year304 (305 in a leap year)
Days left in the year61 (61 in a leap year)
Holidays and observancesHalloween

Want your exact age or a countdown? Try the age calculator on our sister site Day Count Box.

October 31 birthday questions

What zodiac sign is October 31?
People born on October 31 are Scorpio (♏), the Scorpion. Scorpio season runs from October 23 – November 21.
What is the birthstone for October 31?
The birthstone for October 31 is the October birthstone: opal and tourmaline.
What is the birth flower for October 31?
October’s birth flowers are the marigold and cosmos.
Is October 31 on a cusp?
No. October 31 is well inside Scorpio season, so the sign is the same whatever the year.
How rare is an October 31 birthday?
October 31 is the 356th most common birthday in the US out of 366. An average of 10,030 babies were born on it each year from 1994 to 2014, 10% fewer than on an average day.
What day of the year is October 31?
October 31 is day 304 of the year, or day 305 in a leap year.

Other October birthdays