A complete lunar year

1640 Moon Calendar

50 major phase events: 12 New Moons, 13 Full Moons, and every quarter phase between them.

January

First Quarter 1 · Full Moon 9 · Last Quarter 15 · New Moon 23 · First Quarter 31

February

Full Moon 7 · Last Quarter 14 · New Moon 21 · First Quarter 29

March

Full Moon 8 · Last Quarter 14 · New Moon 22 · First Quarter 30

April

Full Moon 6 · Last Quarter 13 · New Moon 21 · First Quarter 29

May

Full Moon 5 · Last Quarter 12 · New Moon 20 · First Quarter 28

June

Full Moon 4 · Last Quarter 11 · New Moon 19 · First Quarter 26

July

Full Moon 3 · Last Quarter 10 · New Moon 18 · First Quarter 25

August

Full Moon 1 · Last Quarter 9 · New Moon 17 · First Quarter 24 · Full Moon 31

September

Last Quarter 8 · New Moon 15 · First Quarter 22 · Full Moon 29

October

Last Quarter 8 · New Moon 15 · First Quarter 21 · Full Moon 29

November

Last Quarter 6 · New Moon 13 · First Quarter 20 · Full Moon 28

December

Last Quarter 6 · New Moon 13 · First Quarter 20 · Full Moon 28

Major phases in 1640

First QuarterJanuary 1, 1640 at 5:24 AM UTC

Full MoonJanuary 9, 1640 at 2:22 AM UTC

Last QuarterJanuary 15, 1640 at 11:37 PM UTC

New MoonJanuary 23, 1640 at 2:32 AM UTC

First QuarterJanuary 31, 1640 at 3:18 AM UTC

Full MoonFebruary 7, 1640 at 3:26 PM UTC

Last QuarterFebruary 14, 1640 at 7:56 AM UTC

New MoonFebruary 21, 1640 at 6:37 PM UTC

First QuarterFebruary 29, 1640 at 11:20 PM UTC

Full MoonMarch 8, 1640 at 2:08 AM UTC

Last QuarterMarch 14, 1640 at 5:18 PM UTC

New MoonMarch 22, 1640 at 11:32 AM UTC

First QuarterMarch 30, 1640 at 3:42 PM UTC

Full MoonApril 6, 1640 at 11:08 AM UTC

Last QuarterApril 13, 1640 at 4:10 AM UTC

New MoonApril 21, 1640 at 4:32 AM UTC

First QuarterApril 29, 1640 at 3:49 AM UTC

Full MoonMay 5, 1640 at 7:09 PM UTC

Last QuarterMay 12, 1640 at 4:45 PM UTC

New MoonMay 20, 1640 at 8:36 PM UTC

First QuarterMay 28, 1640 at 12:13 PM UTC

Full MoonJune 4, 1640 at 2:56 AM UTC

Last QuarterJune 11, 1640 at 7:14 AM UTC

New MoonJune 19, 1640 at 10:52 AM UTC

First QuarterJune 26, 1640 at 6:05 PM UTC

Full MoonJuly 3, 1640 at 11:12 AM UTC

Last QuarterJuly 10, 1640 at 11:34 PM UTC

New MoonJuly 18, 1640 at 11:00 PM UTC

First QuarterJuly 25, 1640 at 10:49 PM UTC

Full MoonAugust 1, 1640 at 8:49 PM UTC

Last QuarterAugust 9, 1640 at 5:15 PM UTC

New MoonAugust 17, 1640 at 9:20 AM UTC

First QuarterAugust 24, 1640 at 3:52 AM UTC

Full MoonAugust 31, 1640 at 8:41 AM UTC

Last QuarterSeptember 8, 1640 at 11:20 AM UTC

New MoonSeptember 15, 1640 at 6:45 PM UTC

First QuarterSeptember 22, 1640 at 10:32 AM UTC

Full MoonSeptember 29, 1640 at 11:29 PM UTC

Last QuarterOctober 8, 1640 at 4:33 AM UTC

New MoonOctober 15, 1640 at 4:10 AM UTC

First QuarterOctober 21, 1640 at 7:57 PM UTC

Full MoonOctober 29, 1640 at 5:09 PM UTC

Last QuarterNovember 6, 1640 at 7:58 PM UTC

New MoonNovember 13, 1640 at 2:10 PM UTC

First QuarterNovember 20, 1640 at 8:59 AM UTC

Full MoonNovember 28, 1640 at 12:29 PM UTC

Last QuarterDecember 6, 1640 at 9:05 AM UTC

New MoonDecember 13, 1640 at 12:58 AM UTC

First QuarterDecember 20, 1640 at 1:56 AM UTC

Full MoonDecember 28, 1640 at 7:32 AM UTC

What counts as a major phase?

New Moon, First Quarter, Full Moon, and Last Quarter are exact angular alignments separated by roughly one week. Crescent and gibbous phases describe the continuous intervals between those events.

Questions, answered

Frequently asked questions

How many Full Moons occur in a year?

This 1640 calendar contains 13. Most years contain twelve; some contain thirteen.

Why are event times in UTC?

UTC identifies one global instant without imposing a visitor location.

Can I select every day?

Yes. Open any month, then select a daily Moon icon for a detailed date result.