October 2026 at a glance
October 2026 has 31 days. It starts on a Thursday and ends on a Saturday, with 22 weekdays and 9 weekend days (5 Saturdays and 4 Sundays). It covers ISO weeks 40 to 44, and days 274 to 304 of the year.
Week by week
Week 40 runs from Mon, Sep 28 to Sun, Oct 4; week 41 from Mon, Oct 5 to Sun, Oct 11; week 42 from Mon, Oct 12 to Sun, Oct 18; week 43 from Mon, Oct 19 to Sun, Oct 25; week 44 from Mon, Oct 26 to Sun, Nov 1. By the end of October, 304 days of 2026 have gone by (83%) and 61 remain. October is part of the fourth quarter (Q4), which has 62 working days in all.
Holidays in October 2026
- Monday, October 12: Columbus Day
Counting Monday to Friday, October 2026 has 21 working days: 22 weekdays minus 1 federal holiday on a weekday. It brings a long weekend thanks to Columbus Day (Monday, October 12).
Other dates to know: Halloween (Saturday, October 31) and Alaska Day in Alaska (October 18).
Moon, seasons and clocks
Moon phases in Eastern Time: last quarter on Saturday, October 3 at 9:25 AM, new moon on Saturday, October 10 at 11:50 AM, first quarter on Sunday, October 18 at 12:13 PM and full moon on Monday, October 26 at 12:12 AM. The full moon of October 26 is traditionally called the Hunter’s Moon. In Europe, clocks go back on Sunday, October 25.
| Key date | Day |
|---|---|
| Last quarter | Sat, Oct 3 |
| New moon | Sat, Oct 10 |
| Columbus Day (federal holiday) | Mon, Oct 12 |
| Alaska Day (Alaska) | Sun, Oct 18 |
| First quarter | Sun, Oct 18 |
| Clocks go back in Europe | Sun, Oct 25 |
| Full moon (Hunter’s Moon) | Mon, Oct 26 |
| Halloween | Sat, Oct 31 |
About October
October comes from octo, eight, another trace of the old ten-month Roman calendar. It has Columbus Day on the second Monday, also observed as Indigenous Peoples’ Day in many states and cities, fall colors, and Halloween on the 31st.
September 2026 · November 2026 · 2026 calendar · US holidays 2026 · week number today · moon calendar for October 2026