Daylight duration
We show daylight length in Ottawa during December 2025 and the daylight length for the equinox and solstice for comparing. From December 1, 2025 until December 21, 2025, daylight becomes shorter. From December 22, 2025 until December 31, 2025, daylight becomes longer.
Sunrise and Sunset
Times of sunrise and sunset in Ottawa during December 2025.
Taking December 1, 2025 as reference, the sun rises at 07:19:10 at 120.49°ESE (East-southeast) and sets at 16:24:33 at 33.27°NNE (North-northeast). Sunrise and sunset take approximately 3.48 minutes to complete. Read more about sunrise and sunset.
Taking December 15, 2025 as reference, the sun rises at 07:32:16 at 122.65°ESE (East-southeast) and sets at 16:23:57 at 38.51°NNE (North-northeast). Sunrise and sunset take approximately 3.57 minutes to complete. Read more about sunrise and sunset.
Solar Events
| 2025 | Daylength | Dawn | Sunset | Solar Noon | Sunrise | Dusk | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec | Length | Difference | Ast. | Nau. | Civ. | Start | Azimuth | End | Start | Azimuth | End | Civ. | Nau. | Ast. | |
| 1 | 9h 05m 23s | - | 05:35 | 06:10 | 06:46 | 07:19 | 120°ESE | 07:22 | 11:52 | 16:21 | 33°NNE | 16:24 | 16:57 | 17:33 | 18:08 |
| 2 | 9h 03m 58s | -1.4m | 05:36 | 06:11 | 06:47 | 07:20 | 121°ESE | 07:23 | 11:52 | 16:20 | 34°NNE | 16:24 | 16:57 | 17:33 | 18:08 |
| 3 | 9h 02m 35s | -1.4m | 05:37 | 06:12 | 06:48 | 07:21 | 121°ESE | 07:24 | 11:52 | 16:20 | 34°NNE | 16:23 | 16:56 | 17:33 | 18:08 |
| 4 | 9h 01m 18s | -1.3m | 05:37 | 06:13 | 06:49 | 07:22 | 121°ESE | 07:25 | 11:53 | 16:20 | 35°NNE | 16:23 | 16:56 | 17:33 | 18:08 |
| 5 | 9h 00m 03s | -1.3m | 05:38 | 06:14 | 06:50 | 07:23 | 121°ESE | 07:26 | 11:53 | 16:20 | 35°NNE | 16:23 | 16:56 | 17:32 | 18:08 |
| 6 | 08h 58m 54s | -1.2m | 05:39 | 06:14 | 06:51 | 07:24 | 122°ESE | 07:27 | 11:54 | 16:19 | 35°NNE | 16:23 | 16:56 | 17:32 | 18:08 |
| 7 | 08h 57m 49s | -1.1m | 05:40 | 06:15 | 06:52 | 07:25 | 122°ESE | 07:28 | 11:54 | 16:19 | 36°NNE | 16:23 | 16:56 | 17:32 | 18:08 |
| 8 | 08h 56m 47s | -1m | 05:41 | 06:16 | 06:53 | 07:26 | 122°ESE | 07:29 | 11:54 | 16:19 | 36°NNE | 16:23 | 16:56 | 17:32 | 18:08 |
| 9 | 08h 55m 49s | -58s | 05:42 | 06:17 | 06:54 | 07:27 | 122°ESE | 07:30 | 11:55 | 16:19 | 37°NNE | 16:23 | 16:56 | 17:32 | 18:08 |
| 10 | 08h 54m 57s | -52s | 05:43 | 06:18 | 06:55 | 07:28 | 122°ESE | 07:31 | 11:55 | 16:19 | 37°NNE | 16:23 | 16:56 | 17:33 | 18:08 |
| 11 | 08h 54m 9s | -48s | 05:43 | 06:19 | 06:55 | 07:29 | 122°ESE | 07:32 | 11:56 | 16:19 | 37°NNE | 16:23 | 16:56 | 17:33 | 18:08 |
| 12 | 08h 53m 25s | -44s | 05:44 | 06:19 | 06:56 | 07:29 | 122°ESE | 07:33 | 11:56 | 16:19 | 38°NNE | 16:23 | 16:56 | 17:33 | 18:08 |
| 13 | 08h 52m 45s | -40s | 05:45 | 06:20 | 06:57 | 07:30 | 122°ESE | 07:34 | 11:57 | 16:19 | 38°NNE | 16:23 | 16:56 | 17:33 | 18:08 |
| 14 | 08h 52m 11s | -34s | 05:46 | 06:21 | 06:58 | 07:31 | 123°ESE | 07:35 | 11:57 | 16:20 | 38°NNE | 16:23 | 16:57 | 17:33 | 18:09 |
| 15 | 08h 51m 41s | -30s | 05:46 | 06:22 | 06:58 | 07:32 | 123°ESE | 07:35 | 11:58 | 16:20 | 39°NNE | 16:23 | 16:57 | 17:34 | 18:09 |
| 16 | 08h 51m 15s | -26s | 05:47 | 06:22 | 06:59 | 07:32 | 123°ESE | 07:36 | 11:58 | 16:20 | 39°NNE | 16:24 | 16:57 | 17:34 | 18:09 |
| 17 | 08h 50m 54s | -21s | 05:48 | 06:23 | 07:00 | 07:33 | 123°ESE | 07:37 | 11:59 | 16:20 | 39°NNE | 16:24 | 16:57 | 17:34 | 18:10 |
| 18 | 08h 50m 38s | -16s | 05:48 | 06:24 | 07:00 | 07:34 | 123°ESE | 07:37 | 11:59 | 16:21 | 39°NNE | 16:24 | 16:58 | 17:35 | 18:10 |
| 19 | 08h 50m 26s | -12s | 05:49 | 06:24 | 07:01 | 07:34 | 123°ESE | 07:38 | 12:00 | 16:21 | 40°NNE | 16:25 | 16:58 | 17:35 | 18:11 |
| 20 | 08h 50m 20s | -6s | 05:49 | 06:25 | 07:02 | 07:35 | 123°ESE | 07:39 | 12:00 | 16:22 | 40°NNE | 16:25 | 16:59 | 17:36 | 18:11 |
| 21 | 08h 50m 18s | -2s | 05:50 | 06:25 | 07:02 | 07:35 | 123°ESE | 07:39 | 12:01 | 16:22 | 40°NNE | 16:26 | 16:59 | 17:36 | 18:11 |
| 22 | 08h 50m 21s | +3s | 05:50 | 06:26 | 07:03 | 07:36 | 123°ESE | 07:40 | 12:01 | 16:23 | 40°NNE | 16:26 | 17:00 | 17:37 | 18:12 |
| 23 | 08h 50m 29s | +8s | 05:51 | 06:26 | 07:03 | 07:36 | 123°ESE | 07:40 | 12:02 | 16:23 | 41°NNE | 16:27 | 17:00 | 17:37 | 18:13 |
| 24 | 08h 50m 40s | +11s | 05:51 | 06:27 | 07:03 | 07:37 | 123°ESE | 07:40 | 12:02 | 16:24 | 41°NNE | 16:27 | 17:01 | 17:38 | 18:13 |
| 25 | 08h 50m 58s | +18s | 05:52 | 06:27 | 07:04 | 07:37 | 123°ESE | 07:41 | 12:03 | 16:25 | 41°NNE | 16:28 | 17:02 | 17:38 | 18:14 |
| 26 | 08h 51m 19s | +21s | 05:52 | 06:27 | 07:04 | 07:37 | 123°ESE | 07:41 | 12:03 | 16:25 | 41°NNE | 16:29 | 17:02 | 17:39 | 18:14 |
| 27 | 08h 51m 46s | +27s | 05:52 | 06:28 | 07:04 | 07:38 | 123°ESE | 07:41 | 12:04 | 16:26 | 41°NNE | 16:30 | 17:03 | 17:40 | 18:15 |
| 28 | 08h 52m 17s | +31s | 05:53 | 06:28 | 07:05 | 07:38 | 123°ESE | 07:42 | 12:04 | 16:27 | 41°NNE | 16:30 | 17:04 | 17:40 | 18:16 |
| 29 | 08h 52m 52s | +35s | 05:53 | 06:28 | 07:05 | 07:38 | 123°ESE | 07:42 | 12:05 | 16:27 | 42°NNE | 16:31 | 17:04 | 17:41 | 18:16 |
| 30 | 08h 53m 32s | +40s | 05:53 | 06:28 | 07:05 | 07:38 | 122°ESE | 07:42 | 12:05 | 16:28 | 42°NNE | 16:32 | 17:05 | 17:42 | 18:17 |
| 31 | 08h 54m 17s | +45s | 05:53 | 06:29 | 07:05 | 07:38 | 122°ESE | 07:42 | 12:06 | 16:29 | 42°NNE | 16:33 | 17:06 | 17:43 | 18:18 |
