Birthday zodiac and age

January 31 Birthday: Zodiac Sign, Age & Facts

The January 31 zodiac sign is Aquarius. Explore its element, modality and ruling planet, then calculate age, next birthday, birthstone and Chinese zodiac.

Western zodiac sign for January 31

♒ Aquarius

January 31 falls within the standard Aquarius date range of January 20 – February 18.

Zodiac signAquarius
ElementAir
ModalityFixed
Ruling planetUranus and Saturn
BirthstoneGarnet
Birth flowerCarnation and Snowdrop

January 31 age and birthday calculator

Choose a birth year to calculate exact birthday facts.

What zodiac sign is January 31?

A birthday on January 31 has the Western sun sign Aquarius, an air sign with a fixed modality. In popular astrology, Aquarius is associated with being original, independent, progressive, intellectual. These descriptions are cultural traditions rather than scientific personality assessments.

January 31 birthday facts

January 31 is the 31st day of a leap year and occurs in winter in the Northern Hemisphere. The traditional birthstone for January is Garnet, while the month's birth flowers are Carnation and Snowdrop.

Aquarius themes for this birthday

Aquarius is traditionally linked with questioning assumptions and imagining alternatives. A commonly discussed growth theme is staying emotionally present as well as analytical. Individual personality cannot be inferred from a birthday alone.

January 31 birthdays by year

Choose a birth year for a pre-calculated age, days-alive total and birthday facts.

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Zodiac dates can vary by a day in some systems and years. This page uses the common tropical-zodiac date ranges. Chinese zodiac years begin at Lunar New Year, so January and February birthdays require a lunar-calendar check for complete precision.