Monthly zodiac calendar
January Zodiac Sign Calendar
- Capricorn is the first zodiac sign represented in January.
- Aquarius is the second sign represented in January.
- The typical transition falls near January 19–20.
- A month alone cannot determine a Moon sign or rising sign.
January zodiac dates
The approximate transition
The common calendar transition is near January 19–20. This is a rounded reference, not an exact annual timestamp. The Sun’s ingress into Aquarius can occur at a different hour—and sometimes on a different local date—depending on the year and time zone.
Exact January transition times: 2026–2028
For birthdays close to the Capricorn–Aquarius change, these are the exact tropical sign-change times in UTC.
| Year | Aquarius begins |
|---|---|
| 2026 | January 20, 2026 at 01:45 UTC |
| 2027 | January 20, 2027 at 07:30 UTC |
| 2028 | January 20, 2028 at 13:22 UTC |
UTC is a world reference time. Your local clock may show a different date. Open the year page for automatic local-time conversion.
Born early in January
A person born during the first part of January normally has the Sun in Capricorn. Capricorn is a cardinal earth sign traditionally ruled by Saturn.
Born late in January
A person born during the later part of January normally has the Sun in Aquarius. Aquarius is a fixed air sign traditionally ruled by Saturn / Uranus.
What the month cannot tell you
A birth month can narrow down the tropical Sun sign, but it cannot identify the Moon sign, rising sign, houses or exact planetary positions. Those require a chart calculated for a specific time and place.
Common questions
What are the zodiac signs for January?
January begins in Capricorn and changes to Aquarius near January 19–20.
What if I was born near January 19–20?
Use your birth year, exact time and location because the transition moment varies.
Does everyone born in January have the same sign?
No. The month contains portions of both Capricorn and Aquarius.
Sources and further reading
- Swiss Ephemeris documentation — calculation reference for the exact sign-change times
- NASA — Plane of the Ecliptic — background on the Sun’s apparent annual path
Editorial note: Astrological meanings on this page come from established traditions. They are not scientifically proven personality facts.