sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Kostroma, Russia (Kostromskoy Rayon), for period: May 2026. Longest day in month: May 2026: 17 hours, 35 minutes, 44 seconds (2026-05-31). Shortest day in this month: 15 hours, 37 minutes , 54 seconds (2026-05-01).
:May 2026, Solar noon=>Altitude: maximal 54.11° (2026-05-31, 12:13:59). minimal: 47.23° (2026-05-01, 12:13:24)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Friday | 04:24:27 | 12:13:24 | 20:02:21 | 15h 37m 54s |
| 02 | Saturday | 04:22:02 | 12:13:17 | 20:04:33 | 15h 42m 31s |
| 03 | Sunday | 04:19:37 | 12:13:11 | 20:06:45 | 15h 47m 8s |
| 04 | Monday | 04:17:14 | 12:13:05 | 20:08:56 | 15h 51m 42s |
| 05 | Tuesday | 04:14:53 | 12:13:00 | 20:11:07 | 15h 56m 14s |
| 06 | Wednesday | 04:12:33 | 12:12:55 | 20:13:17 | 16h 0m 44s |
| 07 | Thursday | 04:10:15 | 12:12:51 | 20:15:27 | 16h 5m 12s |
| 08 | Friday | 04:07:58 | 12:12:48 | 20:17:37 | 16h 9m 39s |
| 09 | Saturday | 04:05:44 | 12:12:45 | 20:19:46 | 16h 14m 2s |
| 10 | Sunday | 04:03:31 | 12:12:42 | 20:21:54 | 16h 18m 23s |
| 11 | Monday | 04:01:20 | 12:12:41 | 20:24:02 | 16h 22m 42s |
| 12 | Tuesday | 03:59:10 | 12:12:39 | 20:26:08 | 16h 26m 58s |
| 13 | Wednesday | 03:57:03 | 12:12:39 | 20:28:14 | 16h 31m 11s |
| 14 | Thursday | 03:54:58 | 12:12:39 | 20:30:19 | 16h 35m 21s |
| 15 | Friday | 03:52:55 | 12:12:39 | 20:32:23 | 16h 39m 28s |
| 16 | Saturday | 03:50:54 | 12:12:40 | 20:34:26 | 16h 43m 32s |
| 17 | Sunday | 03:48:56 | 12:12:42 | 20:36:27 | 16h 47m 31s |
| 18 | Monday | 03:47:00 | 12:12:44 | 20:38:28 | 16h 51m 28s |
| 19 | Tuesday | 03:45:07 | 12:12:47 | 20:40:26 | 16h 55m 19s |
| 20 | Wednesday | 03:43:16 | 12:12:50 | 20:42:24 | 16h 59m 8s |
| 21 | Thursday | 03:41:27 | 12:12:54 | 20:44:20 | 17h 2m 53s |
| 22 | Friday | 03:39:42 | 12:12:58 | 20:46:14 | 17h 6m 32s |
| 23 | Saturday | 03:37:59 | 12:13:03 | 20:48:07 | 17h 10m 8s |
| 24 | Sunday | 03:36:19 | 12:13:08 | 20:49:57 | 17h 13m 38s |
| 25 | Monday | 03:34:42 | 12:13:14 | 20:51:46 | 17h 17m 4s |
| 26 | Tuesday | 03:33:08 | 12:13:20 | 20:53:33 | 17h 20m 25s |
| 27 | Wednesday | 03:31:37 | 12:13:27 | 20:55:17 | 17h 23m 40s |
| 28 | Thursday | 03:30:10 | 12:13:34 | 20:56:59 | 17h 26m 49s |
| 29 | Friday | 03:28:45 | 12:13:42 | 20:58:39 | 17h 29m 54s |
| 30 | Saturday | 03:27:25 | 12:13:50 | 21:00:16 | 17h 32m 51s |
| 31 | Sunday | 03:26:07 | 12:13:59 | 21:01:51 | 17h 35m 44s |