Daylight duration
We show daylight length in Hanoi during December 2025 and the daylight length for the equinox and solstice for comparing. From December 1, 2025 until December 21, 2025, daylight becomes shorter. From December 22, 2025 until December 31, 2025, daylight becomes longer.
Sunrise and Sunset
Times of sunrise and sunset in Hanoi during December 2025.
Taking December 1, 2025 as reference, the sun rises at 06:17:01 at 113.13°ESE (East-southeast) and sets at 17:14:04 at 96.3°E (East). Sunrise and sunset take approximately 2.5 minutes to complete. Read more about sunrise and sunset.
Taking December 15, 2025 as reference, the sun rises at 06:25:44 at 114.69°ESE (East-southeast) and sets at 17:17:39 at 101.03°E (East). Sunrise and sunset take approximately 2.52 minutes to complete. Read more about sunrise and sunset.
Solar Events
| 2025 | Daylength | Dawn | Sunset | Solar Noon | Sunrise | Dusk | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec | Length | Difference | Ast. | Nau. | Civ. | Start | Azimuth | End | Start | Azimuth | End | Civ. | Nau. | Ast. | |
| 1 | 10h 57m 03s | - | 04:58 | 05:25 | 05:53 | 06:17 | 113°ESE | 06:19 | 11:45 | 17:11 | 96°E | 17:14 | 17:37 | 18:05 | 18:32 |
| 2 | 10h 56m 31s | -32s | 04:59 | 05:26 | 05:53 | 06:17 | 113°ESE | 06:20 | 11:45 | 17:11 | 97°E | 17:14 | 17:38 | 18:05 | 18:32 |
| 3 | 10h 56m 00s | -31s | 04:59 | 05:26 | 05:54 | 06:18 | 113°ESE | 06:20 | 11:46 | 17:11 | 97°E | 17:14 | 17:38 | 18:05 | 18:32 |
| 4 | 10h 55m 31s | -29s | 05:00 | 05:27 | 05:54 | 06:18 | 114°ESE | 06:21 | 11:46 | 17:12 | 98°E | 17:14 | 17:38 | 18:05 | 18:33 |
| 5 | 10h 55m 04s | -27s | 05:00 | 05:28 | 05:55 | 06:19 | 114°ESE | 06:22 | 11:47 | 17:12 | 98°E | 17:14 | 17:38 | 18:06 | 18:33 |
| 6 | 10h 54m 38s | -26s | 05:01 | 05:28 | 05:56 | 06:20 | 114°ESE | 06:22 | 11:47 | 17:12 | 99°E | 17:14 | 17:38 | 18:06 | 18:33 |
| 7 | 10h 54m 13s | -25s | 05:02 | 05:29 | 05:56 | 06:20 | 114°ESE | 06:23 | 11:48 | 17:12 | 99°E | 17:15 | 17:39 | 18:06 | 18:33 |
| 8 | 10h 53m 50s | -23s | 05:02 | 05:29 | 05:57 | 06:21 | 114°ESE | 06:24 | 11:48 | 17:12 | 99°E | 17:15 | 17:39 | 18:07 | 18:34 |
| 9 | 10h 53m 29s | -21s | 05:03 | 05:30 | 05:58 | 06:22 | 114°ESE | 06:24 | 11:48 | 17:13 | 100°E | 17:15 | 17:39 | 18:07 | 18:34 |
| 10 | 10h 53m 10s | -19s | 05:03 | 05:31 | 05:58 | 06:22 | 114°ESE | 06:25 | 11:49 | 17:13 | 100°E | 17:15 | 17:40 | 18:07 | 18:34 |
| 11 | 10h 52m 51s | -19s | 05:04 | 05:31 | 05:59 | 06:23 | 114°ESE | 06:25 | 11:49 | 17:13 | 100°E | 17:16 | 17:40 | 18:07 | 18:35 |
| 12 | 10h 52m 35s | -16s | 05:04 | 05:32 | 05:59 | 06:23 | 114°ESE | 06:26 | 11:50 | 17:14 | 101°E | 17:16 | 17:40 | 18:08 | 18:35 |
| 13 | 10h 52m 20s | -15s | 05:05 | 05:32 | 06:00 | 06:24 | 115°ESE | 06:27 | 11:50 | 17:14 | 101°E | 17:16 | 17:41 | 18:08 | 18:35 |
| 14 | 10h 52m 07s | -13s | 05:06 | 05:33 | 06:00 | 06:25 | 115°ESE | 06:27 | 11:51 | 17:14 | 101°E | 17:17 | 17:41 | 18:09 | 18:36 |
| 15 | 10h 51m 55s | -12s | 05:06 | 05:33 | 06:01 | 06:25 | 115°ESE | 06:28 | 11:51 | 17:15 | 101°E | 17:17 | 17:41 | 18:09 | 18:36 |
| 16 | 10h 51m 45s | -10s | 05:07 | 05:34 | 06:02 | 06:26 | 115°ESE | 06:28 | 11:52 | 17:15 | 101°E | 17:18 | 17:42 | 18:09 | 18:37 |
| 17 | 10h 51m 36s | -9s | 05:07 | 05:34 | 06:02 | 06:26 | 115°ESE | 06:29 | 11:52 | 17:15 | 101°E | 17:18 | 17:42 | 18:10 | 18:37 |
| 18 | 10h 51m 30s | -6s | 05:08 | 05:35 | 06:03 | 06:27 | 115°ESE | 06:29 | 11:53 | 17:16 | 101°E | 17:18 | 17:43 | 18:10 | 18:38 |
| 19 | 10h 51m 25s | -5s | 05:08 | 05:36 | 06:03 | 06:27 | 115°ESE | 06:30 | 11:53 | 17:16 | 101°E | 17:19 | 17:43 | 18:11 | 18:38 |
| 20 | 10h 51m 22s | -3s | 05:09 | 05:36 | 06:04 | 06:28 | 115°ESE | 06:31 | 11:54 | 17:17 | 101°E | 17:19 | 17:44 | 18:11 | 18:39 |
| 21 | 10h 51m 20s | -2s | 05:09 | 05:37 | 06:04 | 06:28 | 115°ESE | 06:31 | 11:54 | 17:17 | 101°E | 17:20 | 17:44 | 18:12 | 18:39 |
| 22 | 10h 51m 20s | - | 05:10 | 05:37 | 06:05 | 06:29 | 115°ESE | 06:32 | 11:55 | 17:18 | 101°E | 17:20 | 17:45 | 18:12 | 18:40 |
| 23 | 10h 51m 22s | +2s | 05:10 | 05:38 | 06:05 | 06:29 | 115°ESE | 06:32 | 11:55 | 17:18 | 101°E | 17:21 | 17:45 | 18:13 | 18:40 |
| 24 | 10h 51m 26s | +4s | 05:11 | 05:38 | 06:06 | 06:30 | 115°ESE | 06:32 | 11:56 | 17:19 | 101°E | 17:21 | 17:46 | 18:13 | 18:41 |
| 25 | 10h 51m 31s | +5s | 05:11 | 05:39 | 06:06 | 06:30 | 115°ESE | 06:33 | 11:56 | 17:19 | 101°E | 17:22 | 17:46 | 18:14 | 18:41 |
| 26 | 10h 51m 38s | +7s | 05:12 | 05:39 | 06:07 | 06:31 | 115°ESE | 06:33 | 11:57 | 17:20 | 101°E | 17:22 | 17:47 | 18:14 | 18:42 |
| 27 | 10h 51m 47s | +9s | 05:12 | 05:39 | 06:07 | 06:31 | 115°ESE | 06:34 | 11:57 | 17:21 | 101°E | 17:23 | 17:47 | 18:15 | 18:42 |
| 28 | 10h 51m 57s | +10s | 05:13 | 05:40 | 06:07 | 06:32 | 115°ESE | 06:34 | 11:58 | 17:21 | 101°E | 17:24 | 17:48 | 18:15 | 18:43 |
| 29 | 10h 52m 9s | +12s | 05:13 | 05:40 | 06:08 | 06:32 | 115°ESE | 06:35 | 11:58 | 17:22 | 100°E | 17:24 | 17:48 | 18:16 | 18:43 |
| 30 | 10h 52m 23s | +14s | 05:13 | 05:41 | 06:08 | 06:32 | 115°ESE | 06:35 | 11:59 | 17:22 | 100°E | 17:25 | 17:49 | 18:17 | 18:44 |
| 31 | 10h 52m 38s | +15s | 05:14 | 05:41 | 06:09 | 06:33 | 114°ESE | 06:35 | 11:59 | 17:23 | 100°E | 17:25 | 17:50 | 18:17 | 18:44 |
