Daylight duration
We show daylight length in Ottawa during September 2021 and the daylight length for the equinox and solstice for comparing. From September 1, 2021 until September 30, 2021, daylight becomes shorter.
September
Summer Solstice
Autumnal Equinox
Winter Solstice
Sunrise and Sunset
Times of sunrise and sunset in Ottawa during September 2021.
Taking September 1, 2021 as reference, the sun rises at 06:25:53 at 77.72°ENE (East-northeast) and sets at 19:38:40 at 323.83°NW (Northwest). Sunrise and sunset take approximately 3.05 minutes to complete. Read more about sunrise and sunset.
Taking September 15, 2021 as reference, the sun rises at 06:42:06 at 85.13°ENE (East-northeast) and sets at 19:12:51 at 326.36°NW (Northwest). Sunrise and sunset take approximately 3 minutes to complete. Read more about sunrise and sunset.
Sunset
Sunrise
Solar Events
2021-09-22: Autumnal Equinox at 15:20
| 2021 | Daylength | Dawn | Sunset | Solar Noon | Sunrise | Dusk | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep | Length | Difference | Ast. | Nau. | Civ. | Start | Azimuth | End | Start | Azimuth | End | Civ. | Nau. | Ast. | |
| 1 | 13h 12m 47s | - | 04:41 | 05:19 | 05:55 | 06:25 | 78°ENE | 06:28 | 13:02 | 19:35 | 324°NW | 19:38 | 20:08 | 20:44 | 21:22 |
| 2 | 13h 9m 50s | -3m | 04:43 | 05:21 | 05:57 | 06:27 | 78°ENE | 06:30 | 13:02 | 19:33 | 324°NW | 19:36 | 20:06 | 20:42 | 21:20 |
| 3 | 13h 06m 51s | -3m | 04:44 | 05:22 | 05:58 | 06:28 | 79°ENE | 06:31 | 13:02 | 19:32 | 324°NW | 19:35 | 20:04 | 20:40 | 21:17 |
| 4 | 13h 03m 53s | -3m | 04:46 | 05:23 | 05:59 | 06:29 | 79°ENE | 06:32 | 13:01 | 19:30 | 324°NW | 19:33 | 20:02 | 20:38 | 21:15 |
| 5 | 13h 00m 53s | -3m | 04:47 | 05:25 | 06:00 | 06:30 | 80°ENE | 06:33 | 13:01 | 19:28 | 325°NW | 19:31 | 20:01 | 20:36 | 21:13 |
| 6 | 12h 57m 55s | -3m | 04:49 | 05:26 | 06:02 | 06:31 | 80°ENE | 06:34 | 13:01 | 19:26 | 325°NW | 19:29 | 19:59 | 20:34 | 21:11 |
| 7 | 12h 54m 54s | -3m | 04:51 | 05:27 | 06:03 | 06:32 | 81°ENE | 06:35 | 13:00 | 19:24 | 325°NW | 19:27 | 19:57 | 20:32 | 21:09 |
| 8 | 12h 51m 55s | -3m | 04:52 | 05:29 | 06:04 | 06:33 | 81°ENE | 06:37 | 13:00 | 19:22 | 325°NW | 19:25 | 19:55 | 20:30 | 21:06 |
| 9 | 12h 48m 54s | -3m | 04:53 | 05:30 | 06:05 | 06:35 | 82°ENE | 06:38 | 13:00 | 19:21 | 325°NW | 19:24 | 19:53 | 20:28 | 21:04 |
| 10 | 12h 45m 53s | -3m | 04:55 | 05:31 | 06:06 | 06:36 | 82°ENE | 06:39 | 12:59 | 19:19 | 325°NW | 19:22 | 19:51 | 20:26 | 21:02 |
| 11 | 12h 42m 52s | -3m | 04:56 | 05:33 | 06:08 | 06:37 | 83°ENE | 06:40 | 12:59 | 19:17 | 326°NW | 19:20 | 19:49 | 20:24 | 21:00 |
| 12 | 12h 39m 51s | -3m | 04:58 | 05:34 | 06:09 | 06:38 | 84°ENE | 06:41 | 12:58 | 19:15 | 326°NW | 19:18 | 19:47 | 20:22 | 20:58 |
| 13 | 12h 36m 49s | -3m | 04:59 | 05:35 | 06:10 | 06:39 | 84°ENE | 06:42 | 12:58 | 19:13 | 326°NW | 19:16 | 19:45 | 20:20 | 20:56 |
| 14 | 12h 33m 47s | -3m | 05:01 | 05:37 | 06:11 | 06:40 | 85°ENE | 06:43 | 12:58 | 19:11 | 326°NW | 19:14 | 19:43 | 20:18 | 20:54 |
| 15 | 12h 30m 45s | -3m | 05:02 | 05:38 | 06:12 | 06:42 | 85°ENE | 06:45 | 12:57 | 19:09 | 326°NW | 19:12 | 19:41 | 20:16 | 20:51 |
| 16 | 12h 27m 43s | -3m | 05:04 | 05:39 | 06:14 | 06:43 | 86°ENE | 06:46 | 12:57 | 19:08 | 327°NW | 19:10 | 19:40 | 20:14 | 20:49 |
| 17 | 12h 24m 40s | -3.1m | 05:05 | 05:40 | 06:15 | 06:44 | 86°ENE | 06:47 | 12:57 | 19:06 | 327°NW | 19:09 | 19:38 | 20:12 | 20:47 |
| 18 | 12h 21m 38s | -3m | 05:06 | 05:42 | 06:16 | 06:45 | 87°ENE | 06:48 | 12:56 | 19:04 | 327°NW | 19:07 | 19:36 | 20:10 | 20:45 |
| 19 | 12h 18m 35s | -3.1m | 05:08 | 05:43 | 06:17 | 06:46 | 87°ENE | 06:49 | 12:56 | 19:02 | 327°NW | 19:05 | 19:34 | 20:08 | 20:43 |
| 20 | 12h 15m 33s | -3m | 05:09 | 05:44 | 06:18 | 06:47 | 88°ENE | 06:50 | 12:56 | 19:00 | 327°NW | 19:03 | 19:32 | 20:06 | 20:41 |
| 21 | 12h 12m 30s | -3.1m | 05:10 | 05:45 | 06:20 | 06:49 | 88°ENE | 06:52 | 12:55 | 18:58 | 328°NW | 19:01 | 19:30 | 20:04 | 20:39 |
| 22 | 12h 9m 27s | -3.1m | 05:12 | 05:47 | 06:21 | 06:50 | 89°ENE | 06:53 | 12:55 | 18:56 | 328°NW | 18:59 | 19:28 | 20:02 | 20:37 |
| 23 | 12h 06m 24s | -3.1m | 05:13 | 05:48 | 06:22 | 06:51 | 89°ENE | 06:54 | 12:55 | 18:54 | 328°NW | 18:57 | 19:26 | 20:00 | 20:35 |
| 24 | 12h 03m 21s | -3.1m | 05:14 | 05:49 | 06:23 | 06:52 | 90°ENE | 06:55 | 12:54 | 18:53 | 328°NW | 18:55 | 19:24 | 19:58 | 20:33 |
| 25 | 12h 00m 19s | -3m | 05:16 | 05:50 | 06:24 | 06:53 | 91°ENE | 06:56 | 12:54 | 18:51 | 328°NW | 18:54 | 19:23 | 19:56 | 20:31 |
| 26 | 11h 57m 16s | -3.1m | 05:17 | 05:52 | 06:26 | 06:54 | 91°ENE | 06:57 | 12:54 | 18:49 | 329°NW | 18:52 | 19:21 | 19:54 | 20:29 |
| 27 | 11h 54m 12s | -3.1m | 05:18 | 05:53 | 06:27 | 06:56 | 92°ENE | 06:59 | 12:53 | 18:47 | 329°NW | 18:50 | 19:19 | 19:53 | 20:27 |
| 28 | 11h 51m 9s | -3.1m | 05:20 | 05:54 | 06:28 | 06:57 | 92°ENE | 07:00 | 12:53 | 18:45 | 329°NW | 18:48 | 19:17 | 19:51 | 20:25 |
| 29 | 11h 48m 07s | -3m | 05:21 | 05:55 | 06:29 | 06:58 | 93°ENE | 07:01 | 12:52 | 18:43 | 329°NW | 18:46 | 19:15 | 19:49 | 20:23 |
| 30 | 11h 45m 04s | -3.1m | 05:22 | 05:57 | 06:30 | 06:59 | 93°ENE | 07:02 | 12:52 | 18:41 | 330°NW | 18:44 | 19:13 | 19:47 | 20:21 |
