Birthdays

Born on September 1

Sun sign
Virgo — every year, 1940–2030
Sun degrees
8°10′ Virgo – 9°34′ Virgo · noon UTC, 1940–2030
Decan
first decan of Virgo — traditional ruler Mercury
This year
September 1, 2026: Sun 9°04′ Virgo · Moon in Taurus at noon UTC

September opens with the Sun already well into Virgo, still inside the sign’s first decan — the stretch tradition assigns to Mercury, which also rules the sign itself. That doubling is the note worth knowing: no other part of Virgo is this purely Mercurial. Analysis, language, and the itch to improve things run undiluted here, without the ballast the later decans add.

Mercury, twice over

A Virgo Sun already runs on noticing; the first decan turns the dial up. September 1 people tend to be quick — quick to spot the flaw, quick to phrase it, quick to see the second-order consequence nobody else has reached yet. The mind works like a workshop with the lights always on. It makes them superb explainers and fixers, the colleague who understands the tangled situation in one pass. The cost of all that speed is that the machine rarely idles: even at rest, something is being mentally reorganized.

Love in the details

Affection from this birthday is specific. Not grand declarations but the right question at the right moment, the errand handled before it was mentioned, the memory for exactly what you said in March. Partners who want performance may miss it; partners who want to be known will feel unusually seen. At work, the fit is anywhere information needs sorting into sense — editing, analysis, diagnostics, teaching, operations. Give this date a vague brief and it will return a plan with the ambiguities flagged.

The loop that won’t close

The friction is rumination. With Mercury doubled, a decision can be examined from twelve angles, and then twelve more, until examining has quietly replaced deciding. The tell is research that continues after the answer is clear. The move is a deadline — self-imposed, slightly too soon — because this mind does its best work against a constraint and its worst work in an open loop.

A calendar date pins down one thing: the Sun. The hour sets your rising sign, the place sets the houses, and the Moon had its own itinerary that day. The birth chart calculator assembles all of it from the exact moment you arrived.

The date, answered

What zodiac sign is September 1?

Virgo. In every year from 1940 through 2030, the Sun is in Virgo on September 1 — between 8°10′ Virgo and 9°34′ Virgo at noon universal time.

Is September 1 on the cusp?

No. Across 1940–2030 the Sun sits at least 8.2° inside Virgo on September 1, so the sign never changes with the year.

What decan is September 1?

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

What degree is the Sun on September 1?

Between 8°10′ Virgo and 9°34′ Virgo 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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