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Astronomical annual overview

Moon calendar 2040

Every date of the Moon’s four primary astronomical phases. All dates and times are shown in Coordinated Universal Time (UTC).

UTC
Astronomical dates

Primary Moon phases in 2040

The list gives the instants of new moon, first quarter, full moon and last quarter. Every date and time is displayed in UTC.

New moon 12 dates
First quarter 12 dates
Full moon 12 dates
Last quarter 13 dates

January

01
  1. Last quarter 11:05 UTC
  2. New moon 03:24 UTC
  3. First quarter 02:20 UTC
  4. Full moon 07:54 UTC

February

02
  1. Last quarter 22:32 UTC
  2. New moon 14:24 UTC
  3. First quarter 21:33 UTC
  4. Full moon 00:59 UTC

March

03
  1. Last quarter 07:18 UTC
  2. New moon 01:45 UTC
  3. First quarter 17:58 UTC
  4. Full moon 15:11 UTC

April

04
  1. Last quarter 14:06 UTC
  2. New moon 14:00 UTC
  3. First quarter 13:37 UTC
  4. Full moon 02:37 UTC

May

05
  1. Last quarter 19:59 UTC
  2. New moon 03:27 UTC
  3. First quarter 07:00 UTC
  4. Full moon 11:46 UTC

June

06
  1. Last quarter 02:17 UTC
  2. New moon 18:02 UTC
  3. First quarter 21:32 UTC
  4. Full moon 19:19 UTC

July

07
  1. Last quarter 10:17 UTC
  2. New moon 09:14 UTC
  3. First quarter 09:16 UTC
  4. Full moon 02:05 UTC
  5. Last quarter 21:05 UTC

August

08
  1. New moon 00:26 UTC
  2. First quarter 18:35 UTC
  3. Full moon 09:09 UTC
  4. Last quarter 11:16 UTC

September

09
  1. New moon 15:13 UTC
  2. First quarter 02:07 UTC
  3. Full moon 17:42 UTC
  4. Last quarter 04:41 UTC

October

10
  1. New moon 05:25 UTC
  2. First quarter 08:41 UTC
  3. Full moon 04:49 UTC
  4. Last quarter 00:26 UTC

November

11
  1. New moon 18:55 UTC
  2. First quarter 15:23 UTC
  3. Full moon 19:06 UTC
  4. Last quarter 21:07 UTC

December

12
  1. New moon 07:32 UTC
  2. First quarter 23:29 UTC
  3. Full moon 12:15 UTC
  4. Last quarter 17:02 UTC

Moon phases are global astronomical instants. This calendar uses UTC throughout, without daylight-saving changes. Convert the listed time to your local time zone; your local calendar date may differ.

Understanding Moon phases

The four primary phases at a glance

A complete phase cycle lasts about 29.5 days on average. The changing shape is caused by the relative positions of the Sun, Earth and Moon, not by Earth’s shadow, which is relevant only during a lunar eclipse.

New moon

The Moon is approximately between Earth and the Sun, so its illuminated side is barely visible from Earth.

First quarter

About a week after new moon, half of the visible lunar disc is illuminated and continues to wax.

Full moon

Earth is approximately between the Sun and the Moon, and the Earth-facing side appears fully illuminated.

Last quarter

About a week after full moon, half of the visible disc is illuminated again and continues to wane.