Born on December 31
A December 31 birthday is Capricorn.
On December 31 the Sun is at about 9° Capricorn, between 7° and 11° Capricorn depending on your birth year, time and place. Your Sun sign is one placement of dozens: your Moon, your rising sign and every planet's position at the moment you were born make the whole picture.
Your chart
Your Sun sign is the trailer
See your whole chart — Moon, rising, and what the sky is doing over it today.
The sky on your birthday
The Sun on December 31
- Sun position
- 7°–11° Capricorn
- Every position a December 31 birth can have, 1925 to 2025, any time zone.
- Decan
- First or second decan of Capricorn
- The first or second decan of Capricorn: the Sun crosses 10° Capricorn around this date, so your birth year and time decide which.
- Capricorn season
- December 22 – January 20
- The usual dates for births 1925 to 2025. The first and last days can fall either side.
- Day of the year
- 365
- Day 366 in a leap year.
Your Sun
What Capricorn carries
Sun in Capricorn
The Sun is your center of gravity — the thing you keep returning to. Read what Capricorn actually means, then go past it: your chart has a Moon, a rising sign, and a live sky moving over it right now.
Good company
Famous December 31 birthdays
People who share your birthday — and, for the ones with a verified birth time, a full natal chart you can read.
Nearby
Birthdays either side
Common questions
December 31 birthdays, answered
What zodiac sign is December 31?
Capricorn. For births from 1925 to 2025, the Sun on December 31 is between 7° and 11° Capricorn.
What decan is December 31?
The first or second decan of Capricorn: the Sun crosses 10° Capricorn around this date, so your birth year and time decide which.
What famous people were born on December 31?
Henri Matisse (1869).
What day of the year is December 31?
Day 365, or day 366 in a leap year.
Your turn
Your Sun sign is the trailer
See your whole chart — Moon, rising, and what the sky is doing over it today.