sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Biysk, Russia (Altai Krai), for period: September 2026. Longest day in month: September 2026: 13 hours, 38 minutes, 45 seconds (2026-09-01). Shortest day in this month: 11 hours, 41 minutes , 40 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 45.89° (2026-09-01, 13:19:15). minimal: 34.82° (2026-09-30, 13:09:13)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 06:29:52 | 13:19:15 | 20:08:37 | 13h 38m 45s |
| 02 | Wednesday | 06:31:32 | 13:18:55 | 20:06:19 | 13h 34m 47s |
| 03 | Thursday | 06:33:12 | 13:18:36 | 20:04:00 | 13h 30m 48s |
| 04 | Friday | 06:34:52 | 13:18:16 | 20:01:41 | 13h 26m 49s |
| 05 | Saturday | 06:36:32 | 13:17:56 | 19:59:21 | 13h 22m 49s |
| 06 | Sunday | 06:38:11 | 13:17:36 | 19:57:01 | 13h 18m 50s |
| 07 | Monday | 06:39:51 | 13:17:16 | 19:54:40 | 13h 14m 49s |
| 08 | Tuesday | 06:41:31 | 13:16:55 | 19:52:19 | 13h 10m 48s |
| 09 | Wednesday | 06:43:11 | 13:16:34 | 19:49:58 | 13h 6m 47s |
| 10 | Thursday | 06:44:51 | 13:16:13 | 19:47:36 | 13h 2m 45s |
| 11 | Friday | 06:46:30 | 13:15:52 | 19:45:14 | 12h 58m 44s |
| 12 | Saturday | 06:48:10 | 13:15:31 | 19:42:52 | 12h 54m 42s |
| 13 | Sunday | 06:49:50 | 13:15:10 | 19:40:30 | 12h 50m 40s |
| 14 | Monday | 06:51:30 | 13:14:49 | 19:38:07 | 12h 46m 37s |
| 15 | Tuesday | 06:53:10 | 13:14:27 | 19:35:44 | 12h 42m 34s |
| 16 | Wednesday | 06:54:50 | 13:14:06 | 19:33:21 | 12h 38m 31s |
| 17 | Thursday | 06:56:30 | 13:13:44 | 19:30:58 | 12h 34m 28s |
| 18 | Friday | 06:58:10 | 13:13:23 | 19:28:35 | 12h 30m 25s |
| 19 | Saturday | 06:59:51 | 13:13:01 | 19:26:12 | 12h 26m 21s |
| 20 | Sunday | 07:01:31 | 13:12:40 | 19:23:49 | 12h 22m 18s |
| 21 | Monday | 07:03:11 | 13:12:19 | 19:21:26 | 12h 18m 15s |
| 22 | Tuesday | 07:04:52 | 13:11:57 | 19:19:03 | 12h 14m 11s |
| 23 | Wednesday | 07:06:33 | 13:11:36 | 19:16:40 | 12h 10m 7s |
| 24 | Thursday | 07:08:14 | 13:11:15 | 19:14:17 | 12h 6m 3s |
| 25 | Friday | 07:09:55 | 13:10:54 | 19:11:54 | 12h 1m 59s |
| 26 | Saturday | 07:11:36 | 13:10:34 | 19:09:31 | 11h 57m 55s |
| 27 | Sunday | 07:13:17 | 13:10:13 | 19:07:09 | 11h 53m 52s |
| 28 | Monday | 07:14:59 | 13:09:53 | 19:04:47 | 11h 49m 48s |
| 29 | Tuesday | 07:16:41 | 13:09:33 | 19:02:25 | 11h 45m 44s |
| 30 | Wednesday | 07:18:23 | 13:09:13 | 19:00:03 | 11h 41m 40s |