January 2031 Calendar

Updated November 6, 2026 · Edited by the JanuaryCalendar.com team

January 2031 starts on Wednesday, January 1, and ends on Friday, January 31. It has 31 days — 23 weekdays and 8 weekend days — and 21 working days in the US after New Year's Day (Wed, Jan 1) and Martin Luther King Jr. Day (Mon, Jan 20).

Starts
Wednesday
Ends
Friday
Days
31
US working days
21
UK working days
22
Full moon
Jan 8

January 2031

PDF
January 2031 calendar with US holidays, observances and moon phases
SundayMondayTuesdayWednesdayThursdayFridaySaturday
1New Year's Day234
56Epiphany7Orthodox Christmas8Full Moon91011
1213141516Last Quarter1718
1920MLK Day2122New Moon23Lunar New Year2425
2627282930First Quarter31

January 2031 holidays and observances

DateDayHoliday or observanceNotes
Jan 1WedNew Year's DayFederal holiday
Jan 6MonEpiphany (Three Kings Day)Religious
Jan 7TueOrthodox ChristmasReligious
Jan 14TueOrthodox New YearReligious
Jan 15WedMartin Luther King Jr.'s birthdayCultural
Jan 20MonMartin Luther King Jr. DayFederal holiday, third Monday
Jan 23ThuLunar New Year (Year of the Pig)Cultural
Jan 25SatBurns NightCultural
Jan 26SunAustralia DayPublic holiday (Australia) observed Mon, Jan 27
Jan 26SunRepublic DayPublic holiday (India)
Jan 27MonInternational Holocaust Remembrance DayUN observance

See January bank holidays for the UK, Canada, Australia and New Zealand, and national days for daily observances.

Key dates

  • Wednesday, January 8 – Full moon at 1:26 p.m. EST (18:26 UTC)
  • Wednesday, January 15 – Q4 2030 estimated tax payment due (IRS deadlines)
  • Friday, January 31 – W-2 and 1099-NEC forms due to workers and the IRS/SSA
  • Friday, January 31 – UK Self Assessment tax return and payment deadline

Moon phases

PhaseDate (Eastern)Time (EST)Time (UTC)
○ Full MoonWednesday, January 81:26 p.m. ESTJan 08, 18:26 UTC
◑ Last QuarterThursday, January 167:47 a.m. ESTJan 16, 12:47 UTC
● New MoonWednesday, January 2211:31 p.m. ESTJan 23, 04:31 UTC
◐ First QuarterThursday, January 302:43 a.m. ESTJan 30, 07:43 UTC

Times calculated for Eastern Standard Time (UTC−5). About the Wolf Moon.

Week numbers

ISO weekDates in JanuaryDays
Week 1January 1 – 5Wed – Sun
Week 2January 6 – 12Mon – Sun
Week 3January 13 – 19Mon – Sun
Week 4January 20 – 26Mon – Sun
Week 5January 27 – 31Mon – Fri

ISO 8601 weeks start on Monday. How week numbers work.

Working days and weekdays

January 2031 has 21 working days in the United States (23 weekdays minus federal holidays on weekdays) and 22 in England and Wales. Wednesday, Thursday and Friday occur five times; every other weekday occurs four times.

WeekdayTimes in January 2031
Sunday4
Monday4
Tuesday4
Wednesday5
Thursday5
Friday5
Saturday4

Working days in every January.

Same calendar as January 2031

January always has 31 days, so any January that starts on a Wednesday has the same layout. January 2031 matches January 2003, 2014, 2020, 2025, 2042, 2048. A printed calendar from any of those years can be reused for January — but check holidays such as MLK Day, which always lands on the third Monday.

Printable January 2031 calendar

Download PDFUS Letter · landscape · Sunday startPortrait PDFUS Letter · with notesA4 PDFA4 · landscape · Monday start
Printable January 2031 calendar preview with US holidays

Frequently asked questions

What day does January 2031 start on?

January 2031 starts on a Wednesday and ends on a Friday, January 31.

How many working days are in January 2031?

January 2031 has 21 working days in the US and 22 in England and Wales, out of 23 weekdays.

When is MLK Day in 2031?

Martin Luther King Jr. Day falls on Monday, January 20, 2031, the third Monday of January.

Is January 1, 2031 a federal holiday?

Yes. New Year's Day is a US federal holiday. It falls on a Wednesday.

When is the full moon in January 2031?

The full moon occurs on Wednesday, January 8, 2031 at 1:26 p.m. EST (18:26 UTC).

Which weekdays occur five times in January 2031?

Wednesday, Thursday and Friday each occur five times in January 2031.

2031 calendar by month

Full 2031 calendar with all holidays

January calendars for other years