Lunar Calendar April 1981 for Greenwich
| Su | Mo | Tu | We | Th | Fr | Sa |
| 1 | 2 | 3 | 4 | |||
| 5 | 6 | 7 | 8 | 9 | 10 | 11 |
| 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| 19 | 20 | 21 | 22 | 23 | 24 | 25 |
| 26 | 27 | 28 | 29 | 30 |
| Waxing Moon | |
| Waning Moon | |
| NEW MOON | |
| First Quarter | |
| FULL MOON | |
| Third Quarter |
Moon Phases April 1981 for Royal Observatory, Greenwich
| Moon Phase | Date | Time of Day |
|---|---|---|
| New Moon | April 4 | 9:21:10 pm |
| First Quarter | April 11 | 12:11:40 pm |
| Full Moon | April 19 | 8:59:57 am |
| Third Quarter | April 27 | 11:16:56 am |
When is the next Full Moon?
🌑
New Moon
April 4
(9:21 pm)
April 4
(9:21 pm)
🌓
First Quater
April 11
(12:11 pm)
April 11
(12:11 pm)
🌕
Full Moon
April 19
(8:59 am)
April 19
(8:59 am)
🌗
Third Quater
April 27
(11:16 am)
April 27
(11:16 am)
Royal Observatory (51°28′40″N 0°00′05″W GMT 1)
Sunrise and Sunset Times in Royal Observatory, Greenwich – April 1981
| Date | Sunrise Civil Twilight start | Sunset Civil Twilight end | Day length Civil Twilight |
| April 1, 1981 | 8:33 am 8:01 am | 9:34 pm 10:06 pm | 13:00 14:05 |
| April 2, 1981 | 8:31 am 7:58 am | 9:36 pm 10:08 pm | 13:04 14:09 |
| April 3, 1981 | 8:28 am 7:56 am | 9:37 pm 10:10 pm | 13:08 14:13 |
| April 4, 1981 | 8:26 am 7:54 am | 9:39 pm 10:11 pm | 13:12 14:17 |
| April 5, 1981 | 8:24 am 7:51 am | 9:41 pm 10:13 pm | 13:16 14:21 |
| April 6, 1981 | 8:22 am 7:49 am | 9:42 pm 10:15 pm | 13:20 14:25 |
| April 7, 1981 | 8:19 am 7:47 am | 9:44 pm 10:17 pm | 13:24 14:29 |
| April 8, 1981 | 8:17 am 7:44 am | 9:46 pm 10:18 pm | 13:28 14:34 |
| April 9, 1981 | 8:15 am 7:42 am | 9:47 pm 10:20 pm | 13:32 14:38 |
| April 10, 1981 | 8:13 am 7:40 am | 9:49 pm 10:22 pm | 13:36 14:42 |
| April 11, 1981 | 8:11 am 7:37 am | 9:51 pm 10:24 pm | 13:40 14:46 |
| April 12, 1981 | 8:08 am 7:35 am | 9:52 pm 10:26 pm | 13:43 14:50 |
| April 13, 1981 | 8:06 am 7:33 am | 9:54 pm 10:27 pm | 13:47 14:54 |
| April 14, 1981 | 8:04 am 7:30 am | 9:56 pm 10:29 pm | 13:51 14:58 |
| April 15, 1981 | 8:02 am 7:28 am | 9:57 pm 10:31 pm | 13:55 15:02 |
| April 16, 1981 | 8:00 am 7:26 am | 9:59 pm 10:33 pm | 13:59 15:06 |
| April 17, 1981 | 7:58 am 7:24 am | 10:01 pm 10:35 pm | 14:03 15:10 |
| April 18, 1981 | 7:55 am 7:21 am | 10:02 pm 10:36 pm | 14:06 15:15 |
| April 19, 1981 | 7:53 am 7:19 am | 10:04 pm 10:38 pm | 14:10 15:19 |
| April 20, 1981 | 7:51 am 7:17 am | 10:06 pm 10:40 pm | 14:14 15:23 |
| April 21, 1981 | 7:49 am 7:15 am | 10:07 pm 10:42 pm | 14:18 15:27 |
| April 22, 1981 | 7:47 am 7:12 am | 10:09 pm 10:44 pm | 14:21 15:31 |
| April 23, 1981 | 7:45 am 7:10 am | 10:11 pm 10:45 pm | 14:25 15:35 |
| April 24, 1981 | 7:43 am 7:08 am | 10:12 pm 10:47 pm | 14:29 15:39 |
| April 25, 1981 | 7:41 am 7:06 am | 10:14 pm 10:49 pm | 14:32 15:43 |
| April 26, 1981 | 7:39 am 7:04 am | 10:16 pm 10:51 pm | 14:36 15:47 |
| April 27, 1981 | 7:37 am 7:01 am | 10:17 pm 10:53 pm | 14:40 15:51 |
| April 28, 1981 | 7:35 am 6:59 am | 10:19 pm 10:55 pm | 14:43 15:55 |
| April 29, 1981 | 7:33 am 6:57 am | 10:21 pm 10:57 pm | 14:47 15:59 |
| April 30, 1981 | 7:31 am 6:55 am | 10:22 pm 10:58 pm | 14:51 16:03 |
