Sunrise and sunset times in Ottawa, IL
Check out today's and tomorrow's sunrise and sunset times in Ottawa, IL, United States, as well as the whole calendar for August 2026.
Today
August 20, 2026 . Current time: 12:05:56 pm
First light at 5:40:44 am
Sunrise time: 6:08:30 am
Sunset time: 7:48:54 pm
Last light at 8:16:40 pm
Day length: 13 hours, 40 minutes
7 hours, 42 minutes left for today's sunset in Ottawa
Moon will rise on Aug 20 at 2:54 PM
Moon will set on Aug 20 at 11:40 PMMoon phase: 🌓 First Quarter (56%)🌕 Full moon: Aug 27 at 11:19 PM · 🌑 New moon: Sep 10 at 10:27 PMTomorrow
August 21, 2026
First light at 5:41:50 am
Sunrise time: 6:09:31 am
Sunset time: 7:47:23 pm
Last light at 8:15:04 pm
Day length: 13 hours, 37 minutes
Tomorrow will be 2 minutes shorter than today in Ottawa
Moon will rise on Aug 21 at 3:53 PM Moon will set on Aug 22 at 12:00 AMMoon phase: 🌔 Waxing Gibbous (69%)
- Ottawa, Illinois
- Latitude: 41.345589
- Longitude: -88.842575
- Time zone: Central Time CDT
Shortest day in Ottawa, IL
The shortest day of the year will be in 4 months, during the winter solstice on December 21, 2026, with a daylight length of 9 hours and 14 minutes.Longest day in Ottawa, IL
The longest day of the year was 1 month and 29 days ago, during the summer solstice on June 21, 2026, with a daylight length of 15 hours and 13 minutes.
August 2026 - Ottawa, Illinois - Sunrise and sunset calendar
Sunrise and sunset times, civil twilight start and end times as well as solar noon, and day length for every day of August in Ottawa.
The day length shortens by 1 hour, 12 minutes over the course of August 2026 in Ottawa, IL - from 14 hours, 24 minutes on the first day to 13 hours, 11 minutes on the last day.
| Day | First Light | Sunrise | Sunset | Last Light | Day Length | Day Length Variation | Solar Noon
Time of day when the sun reaches its highest point in the sky.
|
Max Sun Altitude | Nautical Twilight Start | Nautical Twilight End | Astronomical Twilight Start | Astronomical Twilight End | Night Length
Calculated form this day's sunset to the next day's sunrise.
|
Moon phase |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sat, Aug 1 | 5:19:50 am | 5:49:22 am | 8:14:04 pm | 8:43:35 pm | 14h 24m 42s | 14h 24m 42s | 1:01:43 pm | 59.2° | 4:41:24 am | 9:22:01 pm | 3:58:45 am | 10:04:40 pm | 9h 36m 17s | 🌖 (93%) |
| Sun, Aug 2 | 5:20:55 am | 5:50:21 am | 8:12:56 pm | 8:42:21 pm | 14h 22m 35s | -2m -7s | 1:01:38 pm | 59° | 4:42:40 am | 9:20:37 pm | 4:00:18 am | 10:02:58 pm | 9h 38m 24s | 🌖 (87%) |
| Mon, Aug 3 | 5:22:01 am | 5:51:20 am | 8:11:47 pm | 8:41:06 pm | 14h 20m 27s | -2m -8s | 1:01:33 pm | 58.7° | 4:43:55 am | 9:19:11 pm | 4:01:51 am | 10:01:15 pm | 9h 40m 33s | 🌖 (80%) |
| Tue, Aug 4 | 5:23:06 am | 5:52:20 am | 8:10:36 pm | 8:39:49 pm | 14h 18m 16s | -2m -11s | 1:01:28 pm | 58.4° | 4:45:11 am | 9:17:44 pm | 4:03:25 am | 9:59:31 pm | 9h 42m 43s | 🌖 (70%) |
| Wed, Aug 5 | 5:24:12 am | 5:53:19 am | 8:09:24 pm | 8:38:32 pm | 14h 16m 5s | -2m -11s | 1:01:22 pm | 58.2° | 4:46:27 am | 9:16:16 pm | 4:04:58 am | 9:57:46 pm | 9h 44m 55s | 🌖 (60%) |
| Thu, Aug 6 | 5:25:18 am | 5:54:19 am | 8:08:11 pm | 8:37:12 pm | 14h 13m 52s | -2m -13s | 1:01:15 pm | 57.9° | 4:47:44 am | 9:14:46 pm | 4:06:31 am | 9:55:59 pm | 9h 47m 9s | 🌗 (49%) |
| Fri, Aug 7 | 5:26:24 am | 5:55:20 am | 8:06:56 pm | 8:35:52 pm | 14h 11m 36s | -2m -16s | 1:01:08 pm | 57.6° | 4:49:00 am | 9:13:16 pm | 4:08:04 am | 9:54:12 pm | 9h 49m 24s | 🌘 (37%) |
| Sat, Aug 8 | 5:27:30 am | 5:56:20 am | 8:05:40 pm | 8:34:30 pm | 14h 9m 20s | -2m -16s | 1:01:00 pm | 57.3° | 4:50:16 am | 9:11:44 pm | 4:09:36 am | 9:52:23 pm | 9h 51m 41s | 🌘 (27%) |
| Sun, Aug 9 | 5:28:36 am | 5:57:21 am | 8:04:22 pm | 8:33:07 pm | 14h 7m 1s | -2m -19s | 1:00:51 pm | 57° | 4:51:32 am | 9:10:10 pm | 4:11:09 am | 9:50:34 pm | 9h 53m 59s | 🌘 (17%) |
| Mon, Aug 10 | 5:29:43 am | 5:58:21 am | 8:03:03 pm | 8:31:42 pm | 14h 4m 42s | -2m -19s | 1:00:42 pm | 56.7° | 4:52:49 am | 9:08:36 pm | 4:12:41 am | 9:48:44 pm | 9h 56m 19s | 🌘 (9%) |
| Tue, Aug 11 | 5:30:49 am | 5:59:22 am | 8:01:44 pm | 8:30:17 pm | 14h 2m 22s | -2m -20s | 1:00:33 pm | 56.4° | 4:54:05 am | 9:07:01 pm | 4:14:13 am | 9:46:53 pm | 9h 58m 39s | 🌘 (3%) |
| Wed, Aug 12 | 5:31:55 am | 6:00:23 am | 8:00:22 pm | 8:28:50 pm | 13h 59m 59s | -2m -23s | 1:00:23 pm | 56.1° | 4:55:21 am | 9:05:24 pm | 4:15:44 am | 9:45:01 pm | 10h 1m 2s | 🌘 (0%) |
| Thu, Aug 13 | 5:33:02 am | 6:01:24 am | 7:59:00 pm | 8:27:22 pm | 13h 57m 36s | -2m -23s | 1:00:12 pm | 55.8° | 4:56:37 am | 9:03:47 pm | 4:17:15 am | 9:43:09 pm | 10h 3m 25s | 🌑 (0%) |
| Fri, Aug 14 | 5:34:08 am | 6:02:25 am | 7:57:37 pm | 8:25:53 pm | 13h 55m 12s | -2m -24s | 1:00:01 pm | 55.5° | 4:57:52 am | 9:02:09 pm | 4:18:46 am | 9:41:16 pm | 10h 5m 49s | 🌒 (3%) |
| Sat, Aug 15 | 5:35:14 am | 6:03:26 am | 7:56:12 pm | 8:24:23 pm | 13h 52m 46s | -2m -26s | 12:59:49 pm | 55.2° | 4:59:08 am | 9:00:30 pm | 4:20:16 am | 9:39:22 pm | 10h 8m 15s | 🌒 (8%) |
| Sun, Aug 16 | 5:36:20 am | 6:04:27 am | 7:54:46 pm | 8:22:53 pm | 13h 50m 19s | -2m -27s | 12:59:36 pm | 54.9° | 5:00:23 am | 8:58:49 pm | 4:21:45 am | 9:37:27 pm | 10h 10m 41s | 🌒 (15%) |
| Mon, Aug 17 | 5:37:26 am | 6:05:27 am | 7:53:20 pm | 8:21:21 pm | 13h 47m 53s | -2m -26s | 12:59:24 pm | 54.6° | 5:01:38 am | 8:57:09 pm | 4:23:15 am | 9:35:33 pm | 10h 13m 8s | 🌒 (23%) |
| Tue, Aug 18 | 5:38:32 am | 6:06:28 am | 7:51:52 pm | 8:19:48 pm | 13h 45m 24s | -2m -29s | 12:59:10 pm | 54.3° | 5:02:53 am | 8:55:27 pm | 4:24:43 am | 9:33:37 pm | 10h 15m 37s | 🌒 (32%) |
| Wed, Aug 19 | 5:39:38 am | 6:07:29 am | 7:50:23 pm | 8:18:14 pm | 13h 42m 54s | -2m -30s | 12:58:56 pm | 53.9° | 5:04:08 am | 8:53:45 pm | 4:26:11 am | 9:31:41 pm | 10h 18m 7s | 🌒 (41%) |
| Thu, Aug 20 | 5:40:44 am | 6:08:30 am | 7:48:54 pm | 8:16:40 pm | 13h 40m 24s | -2m -30s | 12:58:42 pm | 53.6° | 5:05:22 am | 8:52:02 pm | 4:27:39 am | 9:29:45 pm | 10h 20m 37s | 🌓 (51%) |
| Fri, Aug 21 | 5:41:50 am | 6:09:31 am | 7:47:23 pm | 8:15:04 pm | 13h 37m 52s | -2m -32s | 12:58:27 pm | 53.3° | 5:06:36 am | 8:50:18 pm | 4:29:06 am | 9:27:48 pm | 10h 23m 9s | 🌔 (60%) |
| Sat, Aug 22 | 5:42:55 am | 6:10:32 am | 7:45:52 pm | 8:13:28 pm | 13h 35m 20s | -2m -32s | 12:58:12 pm | 52.9° | 5:07:50 am | 8:48:34 pm | 4:30:32 am | 9:25:51 pm | 10h 25m 41s | 🌔 (69%) |
| Sun, Aug 23 | 5:44:01 am | 6:11:33 am | 7:44:19 pm | 8:11:52 pm | 13h 32m 46s | -2m -34s | 12:57:56 pm | 52.6° | 5:09:04 am | 8:46:49 pm | 4:31:58 am | 9:23:54 pm | 10h 28m 15s | 🌔 (78%) |
| Mon, Aug 24 | 5:45:06 am | 6:12:34 am | 7:42:46 pm | 8:10:14 pm | 13h 30m 12s | -2m -34s | 12:57:40 pm | 52.3° | 5:10:17 am | 8:45:03 pm | 4:33:24 am | 9:21:57 pm | 10h 30m 49s | 🌔 (85%) |
| Tue, Aug 25 | 5:46:11 am | 6:13:35 am | 7:41:12 pm | 8:08:36 pm | 13h 27m 37s | -2m -35s | 12:57:24 pm | 51.9° | 5:11:30 am | 8:43:17 pm | 4:34:48 am | 9:19:59 pm | 10h 33m 23s | 🌔 (91%) |
| Wed, Aug 26 | 5:47:16 am | 6:14:35 am | 7:39:38 pm | 8:06:57 pm | 13h 25m 3s | -2m -34s | 12:57:07 pm | 51.6° | 5:12:42 am | 8:41:31 pm | 4:36:12 am | 9:18:01 pm | 10h 35m 58s | 🌔 (96%) |
| Thu, Aug 27 | 5:48:21 am | 6:15:36 am | 7:38:03 pm | 8:05:17 pm | 13h 22m 27s | -2m -36s | 12:56:49 pm | 51.2° | 5:13:54 am | 8:39:44 pm | 4:37:36 am | 9:16:03 pm | 10h 38m 34s | 🌔 (99%) |
| Fri, Aug 28 | 5:49:26 am | 6:16:37 am | 7:36:27 pm | 8:03:37 pm | 13h 19m 50s | -2m -37s | 12:56:32 pm | 50.9° | 5:15:06 am | 8:37:57 pm | 4:38:59 am | 9:14:04 pm | 10h 41m 10s | 🌕 (100%) |
| Sat, Aug 29 | 5:50:30 am | 6:17:37 am | 7:34:50 pm | 8:01:57 pm | 13h 17m 13s | -2m -37s | 12:56:13 pm | 50.5° | 5:16:18 am | 8:36:09 pm | 4:40:21 am | 9:12:06 pm | 10h 43m 48s | 🌖 (99%) |
| Sun, Aug 30 | 5:51:34 am | 6:18:38 am | 7:33:13 pm | 8:00:16 pm | 13h 14m 35s | -2m -38s | 12:55:55 pm | 50.1° | 5:17:29 am | 8:34:21 pm | 4:41:42 am | 9:10:08 pm | 10h 46m 25s | 🌖 (95%) |
| Mon, Aug 31 | 5:52:39 am | 6:19:38 am | 7:31:35 pm | 7:58:34 pm | 13h 11m 57s | -2m -38s | 12:55:36 pm | 49.8° | 5:18:40 am | 8:32:33 pm | 4:43:03 am | 9:08:09 pm | 10h 49m 3s | 🌖 (90%) |
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Sunrise and Sunset photos in Ottawa, IL
Enjoy this beautiful gallery of images of the sunset and sunrise at Ottawa, IL. All images provided by our fantastic community of photographers!
Year distribution of sunrise and sunset times in Ottawa, IL - 2026
The following graph shows sunrise and sunset times in Ottawa, IL for every day of the year. There are two jumps in the graph that represent the hour change for Daylight Saving Time (DST) in Ottawa, IL.
Daylight Dawn & dusk (civil twilight) Night Solar noon · Vertical steps in the curves = DST clock change
Earliest and latest sunrise and sunset in Ottawa, IL
In Ottawa, IL, the earliest sunrise of 2026 is on June 14 at 5:19 am, while the latest sunrise is on October 31 at 7:24 am. The earliest sunset is on December 8 at 4:27 pm, and the latest sunset is on June 27 at 8:34 pm.
Ottawa, IL gets 5h 58m more daylight on the longest day than on the shortest one (15h 13m versus 9h 14m). Averaged over the whole year, a day lasts 12h 15m.
Places near Ottawa, IL
These nearby towns and cities have almost the same sunrise and sunset times as Ottawa, IL — the difference is only seconds to a couple of minutes. Select any place to see its own sun calendar:
Naplate 3 kmMarseilles 11 kmGrand Ridge 12 kmNorth Utica 14 kmOglesby 19 kmSeneca 20 kmLaSalle 21 kmLeonore 21 km