Birthday signs · Capricorn season
What zodiac sign is January 18?
January 18 lies in the sign Capricorn of the tropical zodiac. The Sun was in Capricorn at noon UTC on January 18 in all 101 years from 1930 through 2030, at 27.2° to 28.68° Capricorn. Day 27 to 29 of Capricorn season, in its late part, is January 18, with the element earth.
Calculated across 1930–2030 · checked .
January 18 is Capricorn
| Capricorn at noon UTC | 101 of 101 years, 1930–2030 |
|---|---|
| Nearest change of sign | at least 1 day away |
| Birth time needed for the sign | no |
January 18 at a glance
| Sign | ♑︎ Capricorn, the Goat |
|---|---|
| Element and mode | earth, cardinal |
| Polarity | negative (feminine) |
| Ruler | Saturn (traditional) |
| Sun on this date | 27.2° to 28.7° Capricorn at noon UTC, 1930–2030 |
| Day of the season | day 27 to 29 of Capricorn season |
| Decan | third (20°–30°), face of the Sun |
| Sidereal sign (Lahiri) | Capricorn |
| Day number | 9 (modern numerology) |
Rulers: Ptolemy; modern list.6
The decan: late Capricorn
| Noon Sun | 27.2° to 28.68° Capricorn |
|---|---|
| Decan | third (20°–30°) |
| Face ruler, Chaldean order | the Sun |
Faces after Lilly, in Chaldean order.3
January 18 by the numbers
| Day number | 9 (1 + 8 = 9) |
|---|---|
| Month-day number | 1 (1 + 9 = 10, then 1 + 0 = 1) |
| System | modern numerology, digit sums |
Digit sums as numerology guides give them.4
Where the date falls in the season
| Day of Capricorn season | 27 to 29 |
|---|---|
| Capricorn season opened | December 21 (5 years) or December 22 (82) or December 23 (14) |
| Capricorn season closed | January 19 (48 years) or January 20 (53) |
| Element and mode | earth, cardinal |
| Traditional ruler | Saturn |
Seasons by the noon-UTC rule; rulers after Ptolemy.2
Born at this point in Capricorn season
Born on January 18, late in the Capricorn season, this person usually feels the pull to finish what they began before reaching for something new. The season is nearly over, so there is a sense that effort should show results soon. Friends notice a steady patience that others sometimes mistake for distance. Underneath it sits a question about whether the work was worth the wait. Still, doing things well carries its own reward, even when nobody applauds at the finish.
Interpretation, not prediction.
The sidereal sign
| Sidereal sign, Lahiri ayanamsa | Capricorn, all 101 years |
|---|---|
| Noon Sun, sidereal Capricorn | 3.7°–5° |
| Convention | Indian (Vedic) astrology |
Ayanamsa convention.5
Born on January 18
- Montesquieu (1689–1755), French philosopher
- Rubén Darío (1867–1916), Nicaraguan poet, journalist and diplomat
- A. A. Milne (1882–1956), British author known for creating Winnie-the-Pooh
- Cary Grant (1904–1986), British-American actor
- Gilles Deleuze (1925–1995), French philosopher
- Alexander Van der Bellen (1944), President of Austria since 2017
- Kevin Costner (1955), American actor and filmmaker
- Pep Guardiola (1971), Spanish association football manager and player
Birth dates checked on Wikidata.7
January 18 in history
Observed on this date:
Events on January 18:
- 1670: Henry Morgan captures Panama.
- 1866: Wesley College is established in Melbourne, Australia.
- 1958: Willie O'Ree, the first Black Canadian National Hockey League player, makes his NHL debut with the Boston Bruins.
- 1983: The International Olympic Committee restores Jim Thorpe's Olympic medals to his family.
- 2025: The popular social media app, TikTok, is banned in the United States, after the passing of PAFACA.
How the answer was worked out
The sign of each year from 1930 through 2030 was read from the Sun's tropical longitude on January 18, calculated at noon UTC with Astronomy Engine.1 How the Machine works
Questions people also ask
What zodiac sign is January 18?
Each of the 101 sampled years from 1930 to 2030 puts January 18 in Capricorn, counting the Sun at noon UTC.
Is January 18 on a zodiac cusp?
No. On every January 18 from 1930 to 2030, the noon Sun was in Capricorn, and January 18 sits at least 1 day from the nearest change of sign.
What decan is January 18?
Every sampled year finds January 18 within the third decan of Capricorn (20°–30°), and the face ruler in the Chaldean order is accordingly the Sun.
What is the birthday number for January 18?
For January 18, modern numerology gives a day number of 9 and a month-day number of 1, each found by adding digits.
Sources
- Astronomy Engine JavaScript reference — Don Cross, Astronomy Engine. Verified .
- Ptolemy, Tetrabiblos, Book I — LacusCurtius, University of Chicago. Verified .
- Decan (astrology): the faces of the planets (after Lilly) — Wikipedia. Verified .
- Life Path Number — Numerology.com (practitioner site). Verified .
- Ayanamsa (Lahiri and other sidereal conventions) — Wikipedia. Verified .
- Capricorn (astrology) — Wikipedia. Verified .
- Wikipedia: January 18 — Wikipedia (Wikimedia On this day feed); birth dates checked on Wikidata. Verified .