sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Osan, South Korea (Gyeonggi-do), for period: September 2026. Longest day in month: September 2026: 12 hours, 59 minutes, 23 seconds (2026-09-01). Shortest day in this month: 11 hours, 51 minutes , 40 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 61.31° (2026-09-01, 12:31:50). minimal: 50.25° (2026-09-30, 12:21:48)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 06:02:08 | 12:31:50 | 19:01:31 | 12h 59m 23s |
| 02 | Wednesday | 06:02:57 | 12:31:30 | 19:00:04 | 12h 57m 7s |
| 03 | Thursday | 06:03:46 | 12:31:11 | 18:58:36 | 12h 54m 50s |
| 04 | Friday | 06:04:35 | 12:30:51 | 18:57:08 | 12h 52m 33s |
| 05 | Saturday | 06:05:24 | 12:30:31 | 18:55:39 | 12h 50m 15s |
| 06 | Sunday | 06:06:13 | 12:30:11 | 18:54:10 | 12h 47m 57s |
| 07 | Monday | 06:07:02 | 12:29:51 | 18:52:40 | 12h 45m 38s |
| 08 | Tuesday | 06:07:50 | 12:29:30 | 18:51:10 | 12h 43m 20s |
| 09 | Wednesday | 06:08:39 | 12:29:09 | 18:49:40 | 12h 41m 1s |
| 10 | Thursday | 06:09:28 | 12:28:49 | 18:48:09 | 12h 38m 41s |
| 11 | Friday | 06:10:17 | 12:28:28 | 18:46:38 | 12h 36m 21s |
| 12 | Saturday | 06:11:06 | 12:28:06 | 18:45:07 | 12h 34m 1s |
| 13 | Sunday | 06:11:54 | 12:27:45 | 18:43:36 | 12h 31m 42s |
| 14 | Monday | 06:12:43 | 12:27:24 | 18:42:04 | 12h 29m 21s |
| 15 | Tuesday | 06:13:32 | 12:27:02 | 18:40:33 | 12h 27m 1s |
| 16 | Wednesday | 06:14:21 | 12:26:41 | 18:39:01 | 12h 24m 40s |
| 17 | Thursday | 06:15:10 | 12:26:20 | 18:37:29 | 12h 22m 19s |
| 18 | Friday | 06:15:59 | 12:25:58 | 18:35:57 | 12h 19m 58s |
| 19 | Saturday | 06:16:48 | 12:25:37 | 18:34:25 | 12h 17m 37s |
| 20 | Sunday | 06:17:38 | 12:25:15 | 18:32:53 | 12h 15m 15s |
| 21 | Monday | 06:18:27 | 12:24:54 | 18:31:21 | 12h 12m 54s |
| 22 | Tuesday | 06:19:16 | 12:24:33 | 18:29:49 | 12h 10m 33s |
| 23 | Wednesday | 06:20:06 | 12:24:12 | 18:28:17 | 12h 8m 11s |
| 24 | Thursday | 06:20:56 | 12:23:51 | 18:26:45 | 12h 5m 49s |
| 25 | Friday | 06:21:46 | 12:23:30 | 18:25:14 | 12h 3m 28s |
| 26 | Saturday | 06:22:36 | 12:23:09 | 18:23:42 | 12h 1m 6s |
| 27 | Sunday | 06:23:26 | 12:22:48 | 18:22:11 | 11h 58m 45s |
| 28 | Monday | 06:24:16 | 12:22:28 | 18:20:40 | 11h 56m 24s |
| 29 | Tuesday | 06:25:07 | 12:22:08 | 18:19:09 | 11h 54m 2s |
| 30 | Wednesday | 06:25:58 | 12:21:48 | 18:17:38 | 11h 51m 40s |