What Day: September 11
Find the day of the week for any date of the year.
September 11 this year (2026) falls on a Friday. It's day 254 of the year, with 111 days left afterward, sits in Q3 (Fall), and falls under the zodiac sign Virgo in Western astrology. Because of how leap years shift the calendar, a date's day-of-week doesn't repeat on a fixed yearly schedule. September 11 will next fall on a Friday again in 2037. Within September, this is day 11 of 30, roughly 37% through the month. Overall, that's roughly 70% of the way through the year.
As of October 1, 2026, 12:19 PM (America/New York).
A Decade Ago
September 11, 2016 fell on a Sunday, a useful reference point if you're comparing how a recurring event has shifted across the week over the years.
Half a Year Away
Roughly six months from September 11 is March 11, which falls in spring and lands on a Wednesday this year.
Nearby Dates
Check the day of the week for the date just before or after September 11 using the links below.