sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Herisau, Switzerland (Appenzell Ausserrhoden, Bezirk Hinterland), for period: September 2026. Longest day in month: September 2026: 13 hours, 22 minutes, 7 seconds (2026-09-01). Shortest day in this month: 11 hours, 44 minutes , 45 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 50.96° (2026-09-01, 13:22:53). minimal: 39.89° (2026-09-30, 13:12:52)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 06:41:50 | 13:22:53 | 20:03:57 | 13h 22m 7s |
| 02 | Wednesday | 06:43:09 | 13:22:34 | 20:01:59 | 13h 18m 50s |
| 03 | Thursday | 06:44:29 | 13:22:15 | 20:00:01 | 13h 15m 32s |
| 04 | Friday | 06:45:48 | 13:21:55 | 19:58:02 | 13h 12m 14s |
| 05 | Saturday | 06:47:07 | 13:21:35 | 19:56:02 | 13h 8m 55s |
| 06 | Sunday | 06:48:27 | 13:21:14 | 19:54:02 | 13h 5m 35s |
| 07 | Monday | 06:49:46 | 13:20:54 | 19:52:02 | 13h 2m 16s |
| 08 | Tuesday | 06:51:05 | 13:20:33 | 19:50:02 | 12h 58m 57s |
| 09 | Wednesday | 06:52:25 | 13:20:13 | 19:48:01 | 12h 55m 36s |
| 10 | Thursday | 06:53:44 | 13:19:52 | 19:45:59 | 12h 52m 15s |
| 11 | Friday | 06:55:03 | 13:19:31 | 19:43:58 | 12h 48m 55s |
| 12 | Saturday | 06:56:23 | 13:19:09 | 19:41:56 | 12h 45m 33s |
| 13 | Sunday | 06:57:42 | 13:18:48 | 19:39:54 | 12h 42m 12s |
| 14 | Monday | 06:59:02 | 13:18:27 | 19:37:52 | 12h 38m 50s |
| 15 | Tuesday | 07:00:21 | 13:18:05 | 19:35:49 | 12h 35m 28s |
| 16 | Wednesday | 07:01:41 | 13:17:44 | 19:33:47 | 12h 32m 6s |
| 17 | Thursday | 07:03:01 | 13:17:22 | 19:31:44 | 12h 28m 43s |
| 18 | Friday | 07:04:21 | 13:17:01 | 19:29:41 | 12h 25m 20s |
| 19 | Saturday | 07:05:40 | 13:16:40 | 19:27:39 | 12h 21m 59s |
| 20 | Sunday | 07:07:01 | 13:16:18 | 19:25:36 | 12h 18m 35s |
| 21 | Monday | 07:08:21 | 13:15:57 | 19:23:33 | 12h 15m 12s |
| 22 | Tuesday | 07:09:41 | 13:15:36 | 19:21:30 | 12h 11m 49s |
| 23 | Wednesday | 07:11:01 | 13:15:15 | 19:19:28 | 12h 8m 27s |
| 24 | Thursday | 07:12:22 | 13:14:54 | 19:17:25 | 12h 5m 3s |
| 25 | Friday | 07:13:43 | 13:14:33 | 19:15:23 | 12h 1m 40s |
| 26 | Saturday | 07:15:04 | 13:14:12 | 19:13:21 | 11h 58m 17s |
| 27 | Sunday | 07:16:25 | 13:13:52 | 19:11:19 | 11h 54m 54s |
| 28 | Monday | 07:17:46 | 13:13:31 | 19:09:17 | 11h 51m 31s |
| 29 | Tuesday | 07:19:07 | 13:13:11 | 19:07:15 | 11h 48m 8s |
| 30 | Wednesday | 07:20:29 | 13:12:52 | 19:05:14 | 11h 44m 45s |