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DateAlmanac

October 2026

  • 31 days
  • Starts Thursday
  • Ends Saturday
  • 21 working days
  • 9 weekend days
  • ISO weeks 40–44
Calendar grid for 10/2026, weeks starting Sun
ISO week number, Monday to Sunday
40
41
42
43
44

Holiday or observanceWeekend

Holidays in October

  • Columbus DayOct 12
  • HalloweenOct 31

Federal holidays from 5 U.S.C. §6103, plus widely kept US observances. 2 religious dates fall in October 2026 as well — see the calendar with every holiday.

Moon phases

  • Last quarter

    Sat, Oct 3

    9:24 AM ET

  • New moon

    Sat, Oct 10

    11:49 AM ET

  • First quarter

    Sun, Oct 18

    12:12 PM ET

  • Full moon

    Mon, Oct 26

    12:11 AM ET

Times in US Eastern. Computed from Meeus, Astronomical Algorithms, ch. 49.

The moon through October

  1. 1
  2. 3
  3. 5
  4. 7
  5. 9
  6. 11
  7. 13
  8. 15
  9. 17
  10. 19
  11. 21
  12. 23
  13. 25
  14. 27
  15. 29
  16. 31
The moon every other evening, drawn at its true illumination. The terminator is a semi-ellipse, not a straight edge — it only looks straight at the quarters.

About October 2026

October 2026 has 31 days. It begins on a Thursday and ends on a Saturday, which gives the month five Thursdays, Fridays and Saturdays — and only four of every other weekday. Of its 22 weekdays, 1 is a federal holiday, leaving 21 working days.

2026 at a glance

Calendar with holidaysPrintable versionDownload PDFFull year 2026