October 21, 2026 falls on a Wednesday
October 21, 2026 is a Wednesday. It is 27 days from today, September 24, 2026. The date is day 294 of 365 in 2026, it sits in ISO week 43, and it is the 21st of a 31-day month with 10 days after it.
What day of the week is October 21?
In 2026 it is a Wednesday. The weekday is not a property of the date itself, it is a property of the date in a given year, so the honest answer always names the year. A common year is 365 days, which is 52 weeks plus one spare day, so a fixed date moves forward one weekday from one year to the next. A leap year inserts a second spare day, so the step is two whenever 29 February falls inside the gap. That is why October 21 works its way around the week rather than repeating on a tidy schedule.
October 21 in the next few years
| Year | Weekday | Day of year | ISO week | Leap year |
|---|---|---|---|---|
| 2026 | Wednesday | 294 | 43 | no |
| 2027 | Thursday | 294 | 42 | no |
| 2028 | Saturday | 295 | 42 | yes |
| 2029 | Sunday | 294 | 42 | no |
| 2030 | Monday | 294 | 43 | no |
| 2031 | Tuesday | 294 | 43 | no |
| 2032 | Thursday | 295 | 43 | yes |
| 2033 | Friday | 294 | 42 | no |
Between 2026 and 2027 the weekday moves from Wednesday to Thursday, a step of 1. The day-of-year column also moves: October 21 is day 294 in a common year and day 295 in a leap year, because it sits after 29 February.
How often does October 21 fall at a weekend?
Counting the 28 occurrences from 2026 to 2053, October 21 lands on a Saturday 4 times and on a Sunday 4 times, so 8 of those 28 years put it at a weekend. Over a full 28-year stretch the Gregorian calendar repeats itself, and a fixed date visits each weekday four times, so the long-run answer is two weekend years in every seven.
Where October 21 sits in the calendar
October 21 is the 21st day of October, a month of 31 days in 2026, leaving 10 days of the month after it. Measured from 1 January it is 293 days into the year, and 71 days remain to 31 December, which puts it 80.5% of the way through 2026. In October 2026 the other Wednesdays are the 7th, 14th, 28th, because weekdays repeat every seven days inside a month just as they do across one.
What else happens around October 21?
No holiday or widely marked observance falls within five days of October 21 in 2026, which makes it a quiet stretch of the calendar. The nearest marked dates either side can be found on the when is it index.
What day was October 21 in a past year?
The table above looks forward. Going back, October 21 fell on a different weekday in each earlier year, and each of those has its own page.
How far away is October 21?
The next October 21 is Wednesday, October 21, 2026, 27 days from today. That is 3 whole weeks and 6 days, or 3.9 weeks written as a decimal. To count towards it second by second, use the date calculator.
Questions
- What day of the week is October 21, 2026?
- A Wednesday. It is day 294 of 365 and falls in ISO week 43.
- What day of the week is October 21 next year?
- In 2027 it is a Thursday.
- What number day of the year is October 21?
- Day 294 in a common year and day 295 in a leap year. See day 294 for more.
- Which week of the year is October 21 in?
- ISO week 43 in 2026. The week 43 page lists every date in it.
Nearby dates
The 21st of other months
All 366 dates · Week 43 · Day 294 of the year · Event countdowns · When is it? · Date calculator