sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Washington, D.C., United States (Washington County), for period: September 2026. Longest day in month: September 2026: 13 hours, 1 minutes, 31 seconds (2026-09-01). Shortest day in this month: 11 hours, 49 minutes , 22 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 59.37° (2026-09-01, 13:08:04). minimal: 48.29° (2026-09-30, 12:58:03)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 06:37:19 | 13:08:04 | 19:38:50 | 13h 1m 31s |
| 02 | Wednesday | 06:38:12 | 13:07:45 | 19:37:18 | 12h 59m 6s |
| 03 | Thursday | 06:39:06 | 13:07:26 | 19:35:45 | 12h 56m 39s |
| 04 | Friday | 06:39:59 | 13:07:06 | 19:34:12 | 12h 54m 13s |
| 05 | Saturday | 06:40:52 | 13:06:46 | 19:32:39 | 12h 51m 47s |
| 06 | Sunday | 06:41:46 | 13:06:25 | 19:31:05 | 12h 49m 19s |
| 07 | Monday | 06:42:39 | 13:06:05 | 19:29:31 | 12h 46m 52s |
| 08 | Tuesday | 06:43:32 | 13:05:44 | 19:27:56 | 12h 44m 24s |
| 09 | Wednesday | 06:44:26 | 13:05:23 | 19:26:21 | 12h 41m 55s |
| 10 | Thursday | 06:45:19 | 13:05:02 | 19:24:46 | 12h 39m 27s |
| 11 | Friday | 06:46:12 | 13:04:41 | 19:23:10 | 12h 36m 58s |
| 12 | Saturday | 06:47:06 | 13:04:20 | 19:21:34 | 12h 34m 28s |
| 13 | Sunday | 06:47:59 | 13:03:59 | 19:19:58 | 12h 31m 59s |
| 14 | Monday | 06:48:53 | 13:03:37 | 19:18:22 | 12h 29m 29s |
| 15 | Tuesday | 06:49:46 | 13:03:16 | 19:16:46 | 12h 27m 0s |
| 16 | Wednesday | 06:50:40 | 13:02:54 | 19:15:09 | 12h 24m 29s |
| 17 | Thursday | 06:51:33 | 13:02:33 | 19:13:33 | 12h 22m 0s |
| 18 | Friday | 06:52:27 | 13:02:12 | 19:11:56 | 12h 19m 29s |
| 19 | Saturday | 06:53:21 | 13:01:50 | 19:10:20 | 12h 16m 59s |
| 20 | Sunday | 06:54:15 | 13:01:29 | 19:08:43 | 12h 14m 28s |
| 21 | Monday | 06:55:09 | 13:01:08 | 19:07:07 | 12h 11m 58s |
| 22 | Tuesday | 06:56:03 | 13:00:46 | 19:05:30 | 12h 9m 27s |
| 23 | Wednesday | 06:56:57 | 13:00:25 | 19:03:54 | 12h 6m 57s |
| 24 | Thursday | 06:57:51 | 13:00:04 | 19:02:17 | 12h 4m 26s |
| 25 | Friday | 06:58:46 | 12:59:44 | 19:00:41 | 12h 1m 55s |
| 26 | Saturday | 06:59:41 | 12:59:23 | 18:59:05 | 11h 59m 24s |
| 27 | Sunday | 07:00:36 | 12:59:03 | 18:57:29 | 11h 56m 53s |
| 28 | Monday | 07:01:31 | 12:58:42 | 18:55:54 | 11h 54m 23s |
| 29 | Tuesday | 07:02:26 | 12:58:22 | 18:54:19 | 11h 51m 53s |
| 30 | Wednesday | 07:03:22 | 12:58:03 | 18:52:44 | 11h 49m 22s |