Daylight duration
We show daylight length in Vientiane 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 Vientiane during December 2025.
Taking December 1, 2025 as reference, the sun rises at 06:24:32 at 112.72°ESE (East-southeast) and sets at 17:32:35 at 109.94°E (East). Sunrise and sunset take approximately 2.43 minutes to complete. Read more about sunrise and sunset.
Taking December 15, 2025 as reference, the sun rises at 06:32:49 at 114.24°ESE (East-southeast) and sets at 17:36:35 at 113.28°ESE (East-southeast). Sunrise and sunset take approximately 2.47 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 | 11h 08m 03s | - | 05:07 | 05:34 | 06:01 | 06:24 | 113°ESE | 06:26 | 11:58 | 17:30 | 110°ESE | 17:32 | 17:56 | 18:22 | 18:49 |
| 2 | 11h 07m 37s | -26s | 05:08 | 05:34 | 06:01 | 06:25 | 113°ESE | 06:27 | 11:58 | 17:30 | 110°ESE | 17:32 | 17:56 | 18:23 | 18:49 |
| 3 | 11h 07m 11s | -26s | 05:08 | 05:35 | 06:02 | 06:25 | 113°ESE | 06:28 | 11:59 | 17:30 | 111°ESE | 17:32 | 17:56 | 18:23 | 18:50 |
| 4 | 11h 06m 47s | -24s | 05:09 | 05:35 | 06:02 | 06:26 | 113°ESE | 06:28 | 11:59 | 17:30 | 111°ESE | 17:33 | 17:56 | 18:23 | 18:50 |
| 5 | 11h 06m 24s | -23s | 05:09 | 05:36 | 06:03 | 06:26 | 113°ESE | 06:29 | 12:00 | 17:30 | 112°ESE | 17:33 | 17:56 | 18:23 | 18:50 |
| 6 | 11h 06m 02s | -22s | 05:10 | 05:37 | 06:04 | 06:27 | 113°ESE | 06:30 | 12:00 | 17:31 | 112°ESE | 17:33 | 17:57 | 18:24 | 18:50 |
| 7 | 11h 05m 42s | -20s | 05:10 | 05:37 | 06:04 | 06:28 | 114°ESE | 06:30 | 12:01 | 17:31 | 112°ESE | 17:33 | 17:57 | 18:24 | 18:51 |
| 8 | 11h 05m 23s | -19s | 05:11 | 05:38 | 06:05 | 06:28 | 114°ESE | 06:31 | 12:01 | 17:31 | 112°ESE | 17:34 | 17:57 | 18:24 | 18:51 |
| 9 | 11h 05m 05s | -18s | 05:11 | 05:38 | 06:05 | 06:29 | 114°ESE | 06:31 | 12:01 | 17:31 | 113°ESE | 17:34 | 17:58 | 18:25 | 18:51 |
| 10 | 11h 04m 48s | -17s | 05:12 | 05:39 | 06:06 | 06:29 | 114°ESE | 06:32 | 12:02 | 17:32 | 113°ESE | 17:34 | 17:58 | 18:25 | 18:52 |
| 11 | 11h 04m 33s | -15s | 05:12 | 05:39 | 06:06 | 06:30 | 114°ESE | 06:32 | 12:02 | 17:32 | 113°ESE | 17:35 | 17:58 | 18:25 | 18:52 |
| 12 | 11h 04m 19s | -14s | 05:13 | 05:40 | 06:07 | 06:31 | 114°ESE | 06:33 | 12:03 | 17:32 | 113°ESE | 17:35 | 17:59 | 18:26 | 18:53 |
| 13 | 11h 04m 07s | -12s | 05:14 | 05:40 | 06:08 | 06:31 | 114°ESE | 06:34 | 12:03 | 17:33 | 113°ESE | 17:35 | 17:59 | 18:26 | 18:53 |
| 14 | 11h 03m 56s | -11s | 05:14 | 05:41 | 06:08 | 06:32 | 114°ESE | 06:34 | 12:04 | 17:33 | 113°ESE | 17:36 | 17:59 | 18:27 | 18:53 |
| 15 | 11h 03m 46s | -10s | 05:15 | 05:41 | 06:09 | 06:32 | 114°ESE | 06:35 | 12:04 | 17:34 | 113°ESE | 17:36 | 18:00 | 18:27 | 18:54 |
| 16 | 11h 03m 38s | -8s | 05:15 | 05:42 | 06:09 | 06:33 | 114°ESE | 06:35 | 12:05 | 17:34 | 113°ESE | 17:37 | 18:00 | 18:27 | 18:54 |
| 17 | 11h 03m 31s | -7s | 05:16 | 05:43 | 06:10 | 06:33 | 114°ESE | 06:36 | 12:05 | 17:34 | 113°ESE | 17:37 | 18:01 | 18:28 | 18:55 |
| 18 | 11h 03m 25s | -6s | 05:16 | 05:43 | 06:10 | 06:34 | 114°ESE | 06:36 | 12:06 | 17:35 | 113°ESE | 17:37 | 18:01 | 18:28 | 18:55 |
| 19 | 11h 03m 21s | -4s | 05:17 | 05:44 | 06:11 | 06:34 | 114°ESE | 06:37 | 12:06 | 17:35 | 113°ESE | 17:38 | 18:02 | 18:29 | 18:56 |
| 20 | 11h 03m 19s | -2s | 05:17 | 05:44 | 06:11 | 06:35 | 114°ESE | 06:37 | 12:07 | 17:36 | 113°ESE | 17:38 | 18:02 | 18:29 | 18:56 |
| 21 | 11h 03m 17s | -2s | 05:18 | 05:45 | 06:12 | 06:36 | 114°ESE | 06:38 | 12:07 | 17:36 | 113°ESE | 17:39 | 18:03 | 18:30 | 18:57 |
| 22 | 11h 03m 17s | - | 05:18 | 05:45 | 06:12 | 06:36 | 114°ESE | 06:38 | 12:08 | 17:37 | 113°ESE | 17:39 | 18:03 | 18:30 | 18:57 |
| 23 | 11h 03m 19s | +2s | 05:19 | 05:46 | 06:13 | 06:37 | 114°ESE | 06:39 | 12:08 | 17:37 | 113°ESE | 17:40 | 18:04 | 18:31 | 18:58 |
| 24 | 11h 03m 22s | +3s | 05:19 | 05:46 | 06:13 | 06:37 | 114°ESE | 06:39 | 12:09 | 17:38 | 112°ESE | 17:40 | 18:04 | 18:31 | 18:58 |
| 25 | 11h 03m 26s | +4s | 05:20 | 05:47 | 06:14 | 06:37 | 114°ESE | 06:40 | 12:09 | 17:38 | 112°ESE | 17:41 | 18:05 | 18:32 | 18:59 |
| 26 | 11h 03m 32s | +6s | 05:20 | 05:47 | 06:14 | 06:38 | 114°ESE | 06:40 | 12:10 | 17:39 | 112°ESE | 17:41 | 18:05 | 18:32 | 18:59 |
| 27 | 11h 03m 39s | +7s | 05:21 | 05:47 | 06:15 | 06:38 | 114°ESE | 06:41 | 12:10 | 17:40 | 112°ESE | 17:42 | 18:06 | 18:33 | 19:00 |
| 28 | 11h 03m 48s | +9s | 05:21 | 05:48 | 06:15 | 06:39 | 114°ESE | 06:41 | 12:11 | 17:40 | 111°ESE | 17:43 | 18:06 | 18:33 | 19:00 |
| 29 | 11h 03m 58s | +10s | 05:21 | 05:48 | 06:15 | 06:39 | 114°ESE | 06:42 | 12:11 | 17:41 | 111°ESE | 17:43 | 18:07 | 18:34 | 19:01 |
| 30 | 11h 04m 9s | +11s | 05:22 | 05:49 | 06:16 | 06:40 | 114°ESE | 06:42 | 12:12 | 17:41 | 111°ESE | 17:44 | 18:07 | 18:34 | 19:01 |
| 31 | 11h 04m 22s | +13s | 05:22 | 05:49 | 06:16 | 06:40 | 114°ESE | 06:42 | 12:12 | 17:42 | 110°ESE | 17:44 | 18:08 | 18:35 | 19:02 |
