What Day: January 21
Find the day of the week for any date of the year.
January 21 this year (2026) falls on a Wednesday. It's day 21 of the year, with 344 days left afterward, sits in Q1 (Winter), and falls under the zodiac sign Aquarius 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. January 21 will next fall on a Wednesday again in 2032. Within January, this is day 21 of 31, roughly 68% through the month. Overall, that's roughly 6% of the way through the year.
As of October 1, 2026, 12:18 PM (America/New York).
A Decade Ago
January 21, 2016 fell on a Thursday, 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 January 21 is July 21, which falls in summer and lands on a Tuesday this year.
Nearby Dates
Check the day of the week for the date just before or after January 21 using the links below.