sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Chiang Rai, Thailand , for period: September 2026. Longest day in month: September 2026: 12 hours, 31 minutes, 25 seconds (2026-09-01). Shortest day in this month: 11 hours, 59 minutes , 6 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 78.53° (2026-09-01, 12:20:45). minimal: 67.47° (2026-09-30, 12:10:44)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 06:05:03 | 12:20:45 | 18:36:28 | 12h 31m 25s |
| 02 | Wednesday | 06:05:16 | 12:20:26 | 18:35:36 | 12h 30m 20s |
| 03 | Thursday | 06:05:29 | 12:20:07 | 18:34:44 | 12h 29m 15s |
| 04 | Friday | 06:05:42 | 12:19:47 | 18:33:52 | 12h 28m 10s |
| 05 | Saturday | 06:05:55 | 12:19:27 | 18:32:59 | 12h 27m 4s |
| 06 | Sunday | 06:06:08 | 12:19:07 | 18:32:06 | 12h 25m 58s |
| 07 | Monday | 06:06:20 | 12:18:46 | 18:31:13 | 12h 24m 53s |
| 08 | Tuesday | 06:06:33 | 12:18:26 | 18:30:19 | 12h 23m 46s |
| 09 | Wednesday | 06:06:45 | 12:18:05 | 18:29:25 | 12h 22m 40s |
| 10 | Thursday | 06:06:58 | 12:17:44 | 18:28:31 | 12h 21m 33s |
| 11 | Friday | 06:07:10 | 12:17:23 | 18:27:36 | 12h 20m 26s |
| 12 | Saturday | 06:07:22 | 12:17:02 | 18:26:42 | 12h 19m 20s |
| 13 | Sunday | 06:07:34 | 12:16:41 | 18:25:47 | 12h 18m 13s |
| 14 | Monday | 06:07:47 | 12:16:19 | 18:24:52 | 12h 17m 5s |
| 15 | Tuesday | 06:07:59 | 12:15:58 | 18:23:57 | 12h 15m 58s |
| 16 | Wednesday | 06:08:11 | 12:15:36 | 18:23:02 | 12h 14m 51s |
| 17 | Thursday | 06:08:23 | 12:15:15 | 18:22:07 | 12h 13m 44s |
| 18 | Friday | 06:08:35 | 12:14:54 | 18:21:12 | 12h 12m 37s |
| 19 | Saturday | 06:08:48 | 12:14:32 | 18:20:17 | 12h 11m 29s |
| 20 | Sunday | 06:09:00 | 12:14:11 | 18:19:21 | 12h 10m 21s |
| 21 | Monday | 06:09:13 | 12:13:49 | 18:18:26 | 12h 9m 13s |
| 22 | Tuesday | 06:09:25 | 12:13:28 | 18:17:31 | 12h 8m 6s |
| 23 | Wednesday | 06:09:38 | 12:13:07 | 18:16:36 | 12h 6m 58s |
| 24 | Thursday | 06:09:51 | 12:12:46 | 18:15:42 | 12h 5m 51s |
| 25 | Friday | 06:10:04 | 12:12:25 | 18:14:47 | 12h 4m 43s |
| 26 | Saturday | 06:10:17 | 12:12:04 | 18:13:52 | 12h 3m 35s |
| 27 | Sunday | 06:10:30 | 12:11:44 | 18:12:58 | 12h 2m 28s |
| 28 | Monday | 06:10:43 | 12:11:24 | 18:12:04 | 12h 1m 21s |
| 29 | Tuesday | 06:10:57 | 12:11:04 | 18:11:10 | 12h 0m 13s |
| 30 | Wednesday | 06:11:11 | 12:10:44 | 18:10:17 | 11h 59m 6s |