Birthdays

Born on September 30

Sun sign
Libra — every year, 1940–2030
Sun degrees
6°27′ Libra – 7°51′ Libra · noon UTC, 1940–2030
Decan
first decan of Libra — traditional ruler Venus
This year
September 30, 2026: Sun 7°21′ Libra · Moon in Taurus at noon UTC

September closes with the Sun settled a comfortable week into Libra — past the equinox headlines, deep enough into the first decan that the sign runs steady. September 30 gets Venus twice over, as sign ruler and decan ruler, and wears it as reflex: balance restored wherever this person happens to be standing.

Balance as a reflex

By this point in the decan the leveling instinct is unconscious competence. A September 30 Libra Sun evens things without deciding to — splits the bill fairly in their head while laughing at the joke, makes sure the absent friend gets defended, spots the lopsidedness in a plan before it’s finished being described. Fairness this automatic looks effortless and costs attention all day long.

The fair-terms partner

Love with this date comes with good terms: real listening, proportionate effort, conflict conducted like both people plan to stay. A September 30 partner is constitutionally incapable of the cheap shot — and notices, always, whether consideration is flowing in both directions. Careers reward the instinct wherever terms get set: contracts, arbitration, team leadership, planning at the city scale.

The silent scoreboard

The friction: all that automatic evening-up gets tracked somewhere, and September 30 keeps the tally without saying so, expecting the imbalance to be as obvious to others as it is to them. It rarely is. The unspoken score grows until it tips over as a grievance nobody saw forming. The growth is naming the imbalance while it’s still small — “I’ve planned our last three weekends; your turn” — said lightly, before it needs saying heavily.

That’s what the calendar can tell you; the rest needs coordinates. Moon sign, rising sign, house placements — all functions of your exact birth moment. The birth chart calculator takes the time and place and returns the whole sky.

The date, answered

What zodiac sign is September 30?

Libra. In every year from 1940 through 2030, the Sun is in Libra on September 30 — between 6°27′ Libra and 7°51′ Libra at noon universal time.

Is September 30 on the cusp?

No. Across 1940–2030 the Sun sits at least 6.5° inside Libra on September 30, so the sign never changes with the year.

What decan is September 30?

The first decan of Libra (0°–10°), whose traditional ruler is Venus.

What degree is the Sun on September 30?

Between 6°27′ Libra and 7°51′ Libra at noon universal time, depending on the year — the calendar drifts about a quarter degree per year against the Sun and resets on leap years. Your exact degree needs your birth date, year, and time.

The date gives you the Sun. The rest takes a chart.

Moon, rising, houses, aspects — computed from your exact birth moment, on your device, free.

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