How many days until September 21?
There are 81 days until September 21, 2026, which lands on a Monday. Watch it tick down live, and share the countdown with everyone who should be counting too.
80
Days
13
Hours
07
Mins
46
Secs
Counting down to September 21
September 21 birthday facts
Falls on
Monday, 2026
Zodiac sign
Virgo
Birthstone
Sapphire
Birth flower
Aster
Half-birthday
March 21
Days to go
81 days
Born on September 21? That makes you a Virgo — thoughtful, precise and secretly the one holding it all together. Your birthstone is the sapphire, your birth flower is the aster, and your half-birthday lands on March 21 — worth celebrating too. See everything about being born in September, get the full picture with the birthday personality tool, or work out your exact age with the age calculator.
Quick answers
- How many days until September 21?
- There are 81 days until September 21, 2026. It falls on a Monday.
- What zodiac sign is September 21?
- People born on September 21 are Virgo — typically thoughtful, precise and secretly the one holding it all together.
- What are the birthstone and birth flower for September 21?
- The September birthstone is Sapphire and the birth flower is the Aster.