Moon phases in 2021

Waning Crescent

34% illuminated today

23.6 days into the lunar cycle

PhaseDate and timeDay
Last QuarterJan 6, 2:37 PMWednesday
New MoonJan 13, 10:00 AMWednesday
First QuarterJan 21, 2:01 AMThursday
Full MoonJan 29, 12:16 AMFriday
Last QuarterFeb 4, 10:37 PMThursday
New MoonFeb 12, 12:05 AMFriday
First QuarterFeb 19, 11:47 PMFriday
Full MoonFeb 27, 1:17 PMSaturday
Last QuarterMar 6, 6:30 AMSaturday
New MoonMar 13, 3:21 PMSaturday
First QuarterMar 21, 7:40 PMSunday
Full MoonMar 28, 11:48 PMSunday
Last QuarterApr 4, 3:02 PMSunday
New MoonApr 12, 7:31 AMMonday
First QuarterApr 20, 11:59 AMTuesday
Full MoonApr 27, 8:31 AMTuesday
Last QuarterMay 4, 12:50 AMTuesday
New MoonMay 12, 12:00 AMWednesday
First QuarterMay 20, 12:13 AMThursday
Full MoonMay 26, 4:14 PMWednesday
Last QuarterJun 2, 12:24 PMWednesday
New MoonJun 10, 3:53 PMThursday
First QuarterJun 18, 8:54 AMFriday
Full MoonJun 24, 11:40 PMThursday
Last QuarterJul 2, 2:11 AMFriday
New MoonJul 10, 6:17 AMSaturday
First QuarterJul 17, 3:11 PMSaturday
Full MoonJul 24, 7:37 AMSaturday
Last QuarterJul 31, 6:16 PMSaturday
New MoonAug 8, 6:50 PMSunday
First QuarterAug 15, 8:20 PMSunday
Full MoonAug 22, 5:02 PMSunday
Last QuarterAug 30, 12:13 PMMonday
New MoonSep 7, 5:52 AMTuesday
First QuarterSep 14, 1:39 AMTuesday
Full MoonSep 21, 4:54 AMTuesday
Last QuarterSep 29, 6:57 AMWednesday
New MoonOct 6, 4:05 PMWednesday
First QuarterOct 13, 8:25 AMWednesday
Full MoonOct 20, 7:57 PMWednesday
Last QuarterOct 29, 1:05 AMFriday
New MoonNov 5, 2:15 AMFriday
First QuarterNov 11, 5:46 PMThursday
Full MoonNov 19, 1:58 PMFriday
Last QuarterNov 27, 5:28 PMSaturday
New MoonDec 4, 12:43 PMSaturday
First QuarterDec 11, 6:36 AMSaturday
Full MoonDec 19, 9:36 AMSunday
Last QuarterDec 27, 7:24 AMMonday

Key figures

365days in 2021
52ISO weeks
Fridayfirst day
Fridaylast day
261weekdays
52Saturdays
Overdays left
100%complete

2021 in numbers

2021 is an ordinary year with 365 days. It begins on a Friday and ends on a Friday, and it contains 52 ISO weeks, 261 weekdays and 52 Saturdays. The next leap year after 2021 is 2024. The shortest month is February and the longest months, at 31 days, are January, March, May, July, August, October and December.

2021 is finished

2021 ended on Friday, December 31, 2021, which was 1,739 days ago. All 365 days have passed, and the figures on this page are kept for reference and comparison.

How to use this page

The table lists every new moon, first quarter, full moon and last quarter in 2021 with times in your own time zone. There are about 12 full moons in a typical year, and occasionally a second full moon in a calendar month, informally called a blue moon.

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 Friday, December 31, 2021 is the last day and Saturday, January 1, 2022 is the first day of the next year.

Planning with 2021

This page is tied to 2021. Use the displayed dates as calendar checkpoints and confirm any formal deadline against the organization or authority that controls it.

Frequently asked questions

How many days are in 2021?

2021 has 365 days.

Is 2021 a leap year?

No. February has 28 days in 2021.

What day of the week does 2021 start on?

January 1, 2021 is a Friday.

What day of the week does 2021 end on?

December 31, 2021 is a Friday.

How many weeks are in 2021?

There are 52 ISO weeks in 2021, and 52 full weeks plus 1 extra day.

How many weekdays are in 2021?

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

How many Saturdays are in 2021?

2021 has 52 Saturdays.

When did 2021 end?

2021 ended on Friday, December 31, 2021.

RESULT & PLANNING

Use this calculation

Moon Phase Calendar 2021: Waning Crescent 34% illuminated today — 23.6 days into the lunar cycle

How this calculation was worked out

Calendar facts are generated for 2021 from the actual month lengths, weekday positions and leap-year status of that year.

Working days and weekends

261Weekdays
52Saturdays
Not included unless this calculator says otherwisePublic holidays

Accuracy and limitations

  • The result uses the calendar rules and time zone shown on this page.
  • Leap years and actual month lengths are handled by the calendar arithmetic where they affect the calculation.

Save or share this result

Calculation history

Machine-readable result
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