Daylight duration
We show daylight length in Seoul during September 2025 and the daylight length for the equinox and solstice for comparing. From September 1, 2025 until September 30, 2025, daylight becomes shorter.
September
Summer Solstice
Autumnal Equinox
Winter Solstice
Sunrise and Sunset
Times of sunrise and sunset in Seoul during September 2025.
Taking September 1, 2025 as reference, the sun rises at 06:02:10 at 78.97°ENE (East-northeast) and sets at 19:01:30 at 336.01°NW (Northwest). Sunrise and sunset take approximately 2.73 minutes to complete. Read more about sunrise and sunset.
Taking September 15, 2025 as reference, the sun rises at 06:13:50 at 85.64°ENE (East-northeast) and sets at 18:40:16 at 340.09°NNW (North-northwest). Sunrise and sunset take approximately 2.7 minutes to complete. Read more about sunrise and sunset.
Sunset
Sunrise
Solar Events
2025-09-22: Autumnal Equinox at 03:19
| 2025 | Daylength | Dawn | Sunset | Solar Noon | Sunrise | Dusk | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep | Length | Difference | Ast. | Nau. | Civ. | Start | Azimuth | End | Start | Azimuth | End | Civ. | Nau. | Ast. | |
| 1 | 12h 59m 20s | - | 04:30 | 05:03 | 05:35 | 06:02 | 79°ENE | 06:04 | 12:32 | 18:58 | 336°NNW | 19:01 | 19:28 | 19:59 | 20:32 |
| 2 | 12h 57m 01s | -2.3m | 04:31 | 05:04 | 05:36 | 06:03 | 79°ENE | 06:05 | 12:31 | 18:57 | 336°NNW | 19:00 | 19:26 | 19:58 | 20:31 |
| 3 | 12h 54m 42s | -2.3m | 04:32 | 05:05 | 05:37 | 06:03 | 80°ENE | 06:06 | 12:31 | 18:55 | 337°NNW | 18:58 | 19:25 | 19:56 | 20:29 |
| 4 | 12h 52m 23s | -2.3m | 04:33 | 05:06 | 05:38 | 06:04 | 80°ENE | 06:07 | 12:31 | 18:54 | 337°NNW | 18:57 | 19:23 | 19:55 | 20:27 |
| 5 | 12h 50m 03s | -2.3m | 04:34 | 05:07 | 05:38 | 06:05 | 81°ENE | 06:08 | 12:30 | 18:52 | 337°NNW | 18:55 | 19:22 | 19:53 | 20:25 |
| 6 | 12h 47m 43s | -2.3m | 04:35 | 05:08 | 05:39 | 06:06 | 81°ENE | 06:09 | 12:30 | 18:51 | 337°NNW | 18:54 | 19:20 | 19:51 | 20:24 |
| 7 | 12h 45m 22s | -2.4m | 04:36 | 05:09 | 05:40 | 06:07 | 82°ENE | 06:09 | 12:30 | 18:49 | 338°NNW | 18:52 | 19:19 | 19:50 | 20:22 |
| 8 | 12h 43m 01s | -2.4m | 04:38 | 05:10 | 05:41 | 06:08 | 82°ENE | 06:10 | 12:29 | 18:48 | 338°NNW | 18:51 | 19:17 | 19:48 | 20:20 |
| 9 | 12h 40m 40s | -2.4m | 04:39 | 05:11 | 05:42 | 06:08 | 83°ENE | 06:11 | 12:29 | 18:46 | 338°NNW | 18:49 | 19:15 | 19:47 | 20:18 |
| 10 | 12h 38m 18s | -2.4m | 04:40 | 05:12 | 05:43 | 06:09 | 83°ENE | 06:12 | 12:29 | 18:45 | 339°NNW | 18:47 | 19:14 | 19:45 | 20:17 |
| 11 | 12h 35m 56s | -2.4m | 04:41 | 05:13 | 05:44 | 06:10 | 84°ENE | 06:13 | 12:28 | 18:43 | 339°NNW | 18:46 | 19:12 | 19:43 | 20:15 |
| 12 | 12h 33m 34s | -2.4m | 04:42 | 05:13 | 05:44 | 06:11 | 84°ENE | 06:14 | 12:28 | 18:42 | 339°NNW | 18:44 | 19:11 | 19:42 | 20:13 |
| 13 | 12h 31m 12s | -2.4m | 04:43 | 05:14 | 05:45 | 06:12 | 85°ENE | 06:14 | 12:28 | 18:40 | 339°NNW | 18:43 | 19:09 | 19:40 | 20:12 |
| 14 | 12h 28m 49s | -2.4m | 04:44 | 05:15 | 05:46 | 06:13 | 85°ENE | 06:15 | 12:27 | 18:39 | 340°NNW | 18:41 | 19:08 | 19:38 | 20:10 |
| 15 | 12h 26m 26s | -2.4m | 04:45 | 05:16 | 05:47 | 06:13 | 86°ENE | 06:16 | 12:27 | 18:37 | 340°NNW | 18:40 | 19:06 | 19:37 | 20:08 |
| 16 | 12h 24m 03s | -2.4m | 04:46 | 05:17 | 05:48 | 06:14 | 86°ENE | 06:17 | 12:27 | 18:36 | 340°NNW | 18:38 | 19:04 | 19:35 | 20:07 |
| 17 | 12h 21m 41s | -2.4m | 04:47 | 05:18 | 05:49 | 06:15 | 87°ENE | 06:18 | 12:26 | 18:34 | 341°NNW | 18:37 | 19:03 | 19:34 | 20:05 |
| 18 | 12h 19m 18s | -2.4m | 04:48 | 05:19 | 05:50 | 06:16 | 87°ENE | 06:19 | 12:26 | 18:32 | 341°NNW | 18:35 | 19:01 | 19:32 | 20:03 |
| 19 | 12h 16m 54s | -2.4m | 04:49 | 05:20 | 05:51 | 06:17 | 88°ENE | 06:19 | 12:25 | 18:31 | 341°NNW | 18:34 | 19:00 | 19:30 | 20:01 |
| 20 | 12h 14m 31s | -2.4m | 04:50 | 05:21 | 05:51 | 06:18 | 88°ENE | 06:20 | 12:25 | 18:29 | 342°NNW | 18:32 | 18:58 | 19:29 | 20:00 |
| 21 | 12h 12m 07s | -2.4m | 04:51 | 05:22 | 05:52 | 06:18 | 89°ENE | 06:21 | 12:25 | 18:28 | 342°NNW | 18:30 | 18:57 | 19:27 | 19:58 |
| 22 | 12h 9m 44s | -2.4m | 04:51 | 05:23 | 05:53 | 06:19 | 89°ENE | 06:22 | 12:24 | 18:26 | 343°NNW | 18:29 | 18:55 | 19:26 | 19:56 |
| 23 | 12h 07m 20s | -2.4m | 04:52 | 05:23 | 05:54 | 06:20 | 90°ENE | 06:23 | 12:24 | 18:25 | 343°NNW | 18:27 | 18:53 | 19:24 | 19:55 |
| 24 | 12h 04m 56s | -2.4m | 04:53 | 05:24 | 05:55 | 06:21 | 90°ENE | 06:24 | 12:24 | 18:23 | 343°NNW | 18:26 | 18:52 | 19:22 | 19:53 |
| 25 | 12h 02m 32s | -2.4m | 04:54 | 05:25 | 05:56 | 06:22 | 91°ENE | 06:24 | 12:23 | 18:22 | 344°NNW | 18:24 | 18:50 | 19:21 | 19:52 |
| 26 | 12h 00m 9s | -2.4m | 04:55 | 05:26 | 05:57 | 06:23 | 91°ENE | 06:25 | 12:23 | 18:20 | 344°NNW | 18:23 | 18:49 | 19:19 | 19:50 |
| 27 | 11h 57m 46s | -2.4m | 04:56 | 05:27 | 05:57 | 06:23 | 92°ENE | 06:26 | 12:23 | 18:19 | 345°NNW | 18:21 | 18:47 | 19:18 | 19:48 |
| 28 | 11h 55m 22s | -2.4m | 04:57 | 05:28 | 05:58 | 06:24 | 92°ENE | 06:27 | 12:22 | 18:17 | 345°NNW | 18:20 | 18:46 | 19:16 | 19:47 |
| 29 | 11h 52m 59s | -2.4m | 04:58 | 05:29 | 05:59 | 06:25 | 93°ENE | 06:28 | 12:22 | 18:15 | 345°NNW | 18:18 | 18:44 | 19:15 | 19:45 |
| 30 | 11h 50m 35s | -2.4m | 04:59 | 05:30 | 06:00 | 06:26 | 93°ENE | 06:29 | 12:22 | 18:14 | 346°NNW | 18:17 | 18:43 | 19:13 | 19:44 |
