October 2027 Calendar
October 2027 with US holidays, observances and moon phases. Print it as a PDF in US Letter or A4.
In short
October 2027 starts on a Friday and has 31 days, 21 of them weekdays. Federal: Columbus Day (Mon, Oct 11). Also: Rosh Hashanah (Sat, Oct 2), Yom Kippur (Mon, Oct 11) and Halloween (Sun, Oct 31). Full moon: Fri, Oct 15, 9:47 AM EDT.

| SundaySun | MondayMon | TuesdayTue | WednesdayWed | ThursdayThu | FridayFri | SaturdaySat |
|---|---|---|---|---|---|---|
| 1 | 2Rosh Hashanah | |||||
| 3 | 4 | 5 | 6 | 7First Quarter 7:47 AM | 8 | 9 |
| 10 | 11Columbus DayYom Kippur | 12 | 13 | 14 | 15Full Moon 9:47 AM | 16 |
| 17 | 18 | 19 | 20 | 21 | 22Last Quarter 1:29 PM | 23 |
| 24 | 25 | 26 | 27 | 28 | 29New Moon 9:37 AM | 30 |
| 31Halloween |
Holidays in October 2027
- 10/02SatRosh Hashanah
- 10/11MonColumbus Dayfederal
- 10/11MonYom Kippur
- 10/31SunHalloween
Moon phases in October 2027
- 10/07ThuFirst Quarter7:47 AM EDT
- 10/15FriFull Moon9:47 AM EDT
- 10/22FriLast Quarter1:29 PM EDT
- 10/29FriNew Moon9:37 AM EDT
Eastern Time. All moon phases
Questions
What day does October 2027 start on?
October 1, 2027 is a Friday; October 31, 2027 is a Sunday.
What holidays are in October 2027?
Columbus Day (Mon, Oct 11); Rosh Hashanah (Sat, Oct 2); Yom Kippur (Mon, Oct 11); Halloween (Sun, Oct 31).
How many working days are in October 2027?
20 working days: 21 weekdays minus 1 federal day off.
Source: U.S. Office of Personnel Management: Federal Holidays, U.S. Naval Observatory: Astronomical Applications · Updated: November 2026 · How the calendars are made
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