Moon phases in 2031

Waning Gibbous

66% illuminated today

20.6 days into the lunar cycle

PhaseDate and timeDay
Full MoonJan 8, 11:26 PMWednesday
Last QuarterJan 16, 5:47 PMThursday
New MoonJan 23, 9:31 AMThursday
First QuarterJan 30, 12:43 PMThursday
Full MoonFeb 7, 5:46 PMFriday
Last QuarterFeb 15, 3:50 AMSaturday
New MoonFeb 21, 8:49 PMFriday
First QuarterMar 1, 9:02 AMSaturday
Full MoonMar 9, 9:30 AMSunday
Last QuarterMar 16, 11:36 AMSunday
New MoonMar 23, 8:49 AMSunday
First QuarterMar 31, 5:32 AMMonday
Full MoonApr 7, 10:21 PMMonday
Last QuarterApr 14, 5:58 PMMonday
New MoonApr 21, 9:57 PMMonday
First QuarterApr 30, 12:19 AMWednesday
Full MoonMay 7, 8:40 AMWednesday
Last QuarterMay 14, 12:07 AMWednesday
New MoonMay 21, 12:17 PMWednesday
First QuarterMay 29, 4:19 PMThursday
Full MoonJun 5, 4:58 PMThursday
Last QuarterJun 12, 7:20 AMThursday
New MoonJun 20, 3:25 AMFriday
First QuarterJun 28, 5:19 AMSaturday
Full MoonJul 5, 12:01 AMSaturday
Last QuarterJul 11, 4:50 PMFriday
New MoonJul 19, 6:40 PMSaturday
First QuarterJul 27, 3:35 PMSunday
Full MoonAug 3, 6:46 AMSunday
Last QuarterAug 10, 5:24 AMSunday
New MoonAug 18, 9:33 AMMonday
First QuarterAug 25, 11:40 PMMonday
Full MoonSep 1, 2:21 PMMonday
Last QuarterSep 8, 9:15 PMMonday
New MoonSep 16, 11:47 PMTuesday
First QuarterSep 24, 6:20 AMWednesday
Full MoonSep 30, 11:58 PMTuesday
Last QuarterOct 8, 3:51 PMWednesday
New MoonOct 16, 1:21 PMThursday
First QuarterOct 23, 12:37 PMThursday
Full MoonOct 30, 12:33 PMThursday
Last QuarterNov 7, 12:03 PMFriday
New MoonNov 15, 2:10 AMSaturday
First QuarterNov 21, 7:45 PMFriday
Full MoonNov 29, 4:19 AMSaturday
Last QuarterDec 7, 8:20 AMSunday
New MoonDec 14, 2:06 PMSunday
First QuarterDec 21, 5:01 AMSunday
Full MoonDec 28, 10:33 PMSunday

Key figures

365days in 2031
52ISO weeks
Wednesdayfirst day
Wednesdaylast day
261weekdays
52Saturdays
365days left
0%complete

2031 in numbers

2031 is an ordinary year with 365 days. It begins on a Wednesday and ends on a Wednesday, and it contains 52 ISO weeks, 261 weekdays and 52 Saturdays. The next leap year after 2031 is 2032. The shortest month is February and the longest months, at 31 days, are January, March, May, July, August, October and December.

2031 has not started

2031 starts on Wednesday, January 1, 2031 — 1,552 days from today, Friday, October 2, 2026. Once it begins it will have 365 days, 52 ISO weeks and 261 weekdays to plan around.

How to use this page

The table lists every new moon, first quarter, full moon and last quarter in 2031 with times in your own time zone. There are about 13 full moons in a typical year, and occasionally a second full moon in a calendar month, informally called a blue moon.

Holidays and observances in 2031

The next dates worth planning around in 2031 are New Year (Wednesday, January 1); Martin Luther King Jr. Day (Monday, January 20); Chinese New Year (Thursday, January 23); Eid al-Fitr (Friday, January 24). The full list, with the number of days from today for each, is on the 2031 holiday calendar, and every name there links to a countdown in days, weeks or months.

Planning around the year

Quarter one runs from January 1 to March 31, quarter two ends on June 30, quarter three on September 30 and quarter four on December 31. Payroll, tax deadlines, school terms and fiscal reporting are all built on those boundaries. If you are planning across a year end, note that Wednesday, December 31, 2031 is the last day and Thursday, January 1, 2032 is the first day of the next year.

Today's date at a glance

Today is Friday, October 2, 2026. That is day 275 of 365 in 2026, in ISO week 40, with 90 days to go before the year ends. The next dates people plan around are Diwali on Saturday, October 10; Columbus Day on Monday, October 12; Halloween on Saturday, October 31. The moon is a Waning Gibbous tonight, with about 66% of its face lit. All of these figures are recalculated when the page loads, so they always describe the day you open it, not the day the page was published.

Frequently asked questions

How many days are in 2031?

2031 has 365 days.

Is 2031 a leap year?

No. February has 28 days in 2031.

What day of the week does 2031 start on?

January 1, 2031 is a Wednesday.

What day of the week does 2031 end on?

December 31, 2031 is a Wednesday.

How many weeks are in 2031?

There are 52 ISO weeks in 2031, and 52 full weeks plus 1 extra day.

How many weekdays are in 2031?

There are 261 weekdays (Monday to Friday), before holidays are removed.

How many Saturdays are in 2031?

2031 has 52 Saturdays.

How many days are left in 2031?

As of today, 365 days are left in 2031.

How many weeks are left in 2031?

About 52 full weeks and 1 days are left in 2031.

How many months are left in 2031?

12 whole months remain after the current month.

What percentage of 2031 is complete?

0% of 2031 is complete.

How many working days are left in 2031?

260 weekdays remain, before public holidays.

When does each quarter of 2031 start?

Q1 starts January 1, Q2 April 1, Q3 July 1 and Q4 October 1.

What is the next holiday in 2031?

New Year on Wednesday, January 1, 2031.

What is the leap-year rule?

A year is a leap year if it is divisible by 4, except century years, which must also be divisible by 400.

Does this page update itself?

Yes. All figures are recalculated from today's date whenever the page loads, in the Asia/Karachi time zone.

Can I view a different year?

Yes. Use the year links below or type any year into the box above.

PLANNING LAYER

Turn this calculation into a plan

Go beyond the number: understand the method, check accuracy, save the result and use it for your next action.

Calculation method

The calculator derives the result from the supplied inputs using calendar and time arithmetic appropriate to this tool.

Counting and calendar conventions
  • Calendar days and business days are not interchangeable.
  • Inclusive and exclusive counting can produce different totals.
  • Months have different lengths, and leap years add February 29.
  • Clock calculations can be affected by daylight-saving transitions.

What the result means

What this result means

Use the result as a planning point, not just a number. Check the exact target date, the counting convention, and the local time zone before using it for a deadline, appointment, travel plan or milestone.

Next planning step

Copy or share the exact calculation, then use the timeline, calendar export or reminder options below to turn the result into an actionable plan.

Accuracy notes

  • Calendar arithmetic uses actual calendar dates and month lengths.
  • Leap years are handled according to the Gregorian calendar.
  • Month-based calculations may differ from a simple fixed number of days.
  • Daylight-saving transitions can make elapsed clock hours differ from calendar-day counts.
  • The displayed time zone is Asia/Karachi.

Use this result

Planning checklist

  1. Confirm the start and target dates shown by the calculator.
  2. Choose calendar, weekday or business-day counting when relevant.
  3. Check inclusive/exclusive rules for your use case.
  4. Confirm the time zone for time-based calculations.
  5. Save or share the exact URL so the same settings can be reopened.

Alternative methods

Calendar daysWeekdaysBusiness daysInclusive countExclusive countCalendar months

Not every method applies to every tool. When a method is relevant, compare it before treating the result as a final deadline.

Timeline

StartTodayTarget / result

Use the calculation as one point in a larger schedule. Add your own checkpoints for preparation, review and completion.

Calculation history

Your recent planning results can be stored locally in this browser. Nothing is uploaded to the site by this history feature.

Machine-readable result

Copy the JSON representation if you need to move the calculation into another tool, workflow or automation.

{"url":"https://test.vipersplay.com/moonphases/2031/","path":"/moonphases/2031","kind":"year","title":"Moon Phase Calendar 2031","generated_at":"2026-10-02T13:36:47+05:00","timezone":"Asia/Karachi","today":"2026-10-02","result":{"summary":""},"planning":[{"title":"What this result means","text":"Use the result as a planning point, not just a number. Check the exact target date, the counting convention, and the local time zone before using it for a deadline, appointment, travel plan or milestone."},{"title":"Next planning step","text":"Copy or share the exact calculation, then use the timeline, calendar export or reminder options below to turn the result into an actionable plan."}],"accuracy":["Calendar arithmetic uses actual calendar dates and month lengths.","Leap years are handled according to the Gregorian calendar.","Month-based calculations may differ from a simple fixed number of days.","Daylight-saving transitions can make elapsed clock hours differ from calendar-day counts.","The displayed time zone is Asia/Karachi."]}