October 2023 Calendar
Holidays & observances in October 2023
- Mon, Oct 9Columbus DayFederal holiday
- Tue, Oct 31HalloweenObservance
Moon phases
- Last quarter Sat, Oct 7
- New moon Sun, Oct 15
- First quarter Sun, Oct 22
- Full moon Sun, Oct 29
About October 2023
- Days31
- Starts onSunday
- Ends onTuesday
- ISO weeks39–44
- Weekdays (Mon–Fri)22
- Working days after federal holidays21
This printable October 2023 calendar marks Columbus Day, shows moon phases and includes a notes area. Use the options to start the week on Sunday or Monday, add ISO week numbers, or switch to the planner template with a to-do column.