What time is sunrise and sunset in Rock Falls?
Today and tomorrow's sunrise and sunset times in Rock Falls, Illinois. Plus a monthly calendar with dawn, dusk, solar noon, and day length.
Today
Sunrise
6:25 AM
79° EDawn 5:56 AM
Sunrise in Rock Falls will be at 6:25:08 AM CDT (in 1 hour).
Sunset
7:29 PM
280° WDusk 7:57 PM
Sunset in Rock Falls will be at 7:29:33 PM CDT (in 14 hours).
Now
6:25a7:29p
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Astronomical twilight now · Nautical dawn at 5:22 AM
- Daylight
- 13h 04m
- Darkness
- 7h 44m
- Solar noon
- 12:57 PM
- Sun altitude
- 15.2° below
- Sun direction
- 65° ENE
Tomorrow
Sunrise
6:26 AM
80° EDawn 5:57 AM
Sunrise in Rock Falls will be at 6:26:09 AM CDT (in 25 hours).
Sunset
7:27 PM
280° WDusk 7:56 PM
Sunset in Rock Falls will be at 7:27:51 PM CDT (in 38 hours).
Moon tonight
Phase, moonrise and moonset in Rock Falls
Last Quarter
46% illuminated
- Moonrise
- 11:42 PM
- Moonset
- 3:05 PM
Calendar
America/Chicago · click a day to expand
| Date | Dawn | Sunrise | Solar noon | Sunset | Dusk | Length | |
|---|---|---|---|---|---|---|---|
| 1 Tue | 5:53 am | 6:22 am | 12:58 pm | 7:34 pm | 8:03 pm | 13:12:33 | |
| 2 Wed | 5:54 am | 6:23 am | 12:58 pm | 7:32 pm | 8:01 pm | 13:09:51 | |
| 3 Thu | 5:55 am | 6:24 am | 12:58 pm | 7:31 pm | 7:59 pm | 13:07:08 | |
| 4 Fri | 5:56 am | 6:25 am | 12:57 pm | 7:29 pm | 7:57 pm | 13:04:25 | |
Friday, September 4 13:04:25 of daylight·−2m 43s vs. yesterday·twilight 5:56 am – 7:57 pm Time 5:06 AM Altitude -15.3° Heading 65° ENE Light Astronomical twilight 5:06 AM, Astronomical twilight, altitude -15.3 degrees | |||||||
| 5 Sat | 5:57 am | 6:26 am | 12:57 pm | 7:27 pm | 7:56 pm | 13:01:42 | |
| 6 Sun | 5:58 am | 6:27 am | 12:57 pm | 7:26 pm | 7:54 pm | 12:58:58 | |
| 7 Mon | 5:59 am | 6:28 am | 12:56 pm | 7:24 pm | 7:52 pm | 12:56:14 | |
| 8 Tue | 6:00 am | 6:29 am | 12:56 pm | 7:22 pm | 7:50 pm | 12:53:29 | |
| 9 Wed | 6:02 am | 6:30 am | 12:56 pm | 7:21 pm | 7:49 pm | 12:50:44 | |
| 10 Thu | 6:03 am | 6:31 am | 12:55 pm | 7:19 pm | 7:47 pm | 12:47:59 | |
| 11 Fri | 6:04 am | 6:32 am | 12:55 pm | 7:17 pm | 7:45 pm | 12:45:14 | |
| 12 Sat | 6:05 am | 6:33 am | 12:54 pm | 7:15 pm | 7:43 pm | 12:42:28 | |
| 13 Sun | 6:06 am | 6:34 am | 12:54 pm | 7:14 pm | 7:42 pm | 12:39:42 | |
| 14 Mon | 6:07 am | 6:35 am | 12:54 pm | 7:12 pm | 7:40 pm | 12:36:56 | |
| 15 Tue | 6:08 am | 6:36 am | 12:53 pm | 7:10 pm | 7:38 pm | 12:34:10 | |
| 16 Wed | 6:09 am | 6:37 am | 12:53 pm | 7:08 pm | 7:36 pm | 12:31:24 | |
| 17 Thu | 6:10 am | 6:38 am | 12:53 pm | 7:07 pm | 7:34 pm | 12:28:37 | |
| 18 Fri | 6:11 am | 6:39 am | 12:52 pm | 7:05 pm | 7:33 pm | 12:25:51 | |
| 19 Sat | 6:12 am | 6:40 am | 12:52 pm | 7:03 pm | 7:31 pm | 12:23:04 | |
| 20 Sun | 6:13 am | 6:41 am | 12:52 pm | 7:01 pm | 7:29 pm | 12:20:17 | |
| 21 Mon | 6:14 am | 6:42 am | 12:51 pm | 7:00 pm | 7:27 pm | 12:17:31 | |
| 22 Tue | 6:15 am | 6:43 am | 12:51 pm | 6:58 pm | 7:26 pm | 12:14:44 | |
| 23 Wed | 6:16 am | 6:44 am | 12:51 pm | 6:56 pm | 7:24 pm | 12:11:57 | |
| 24 Thu | 6:17 am | 6:45 am | 12:50 pm | 6:54 pm | 7:22 pm | 12:09:10 | |
| 25 Fri | 6:19 am | 6:46 am | 12:50 pm | 6:53 pm | 7:20 pm | 12:06:23 | |
| 26 Sat | 6:20 am | 6:47 am | 12:50 pm | 6:51 pm | 7:19 pm | 12:03:36 | |
| 27 Sun | 6:21 am | 6:48 am | 12:49 pm | 6:49 pm | 7:17 pm | 12:00:50 | |
| 28 Mon | 6:22 am | 6:49 am | 12:49 pm | 6:48 pm | 7:15 pm | 11:58:03 | |
| 29 Tue | 6:23 am | 6:51 am | 12:48 pm | 6:46 pm | 7:13 pm | 11:55:16 | |
| 30 Wed | 6:24 am | 6:52 am | 12:48 pm | 6:44 pm | 7:12 pm | 11:52:30 | |
FAQ
Frequently asked questions about sunrise and sunset in Rock Falls, United States
- What time does the sun rise in Rock Falls today?
- Sunrise in Rock Falls today (Friday, September 4, 2026) is at 6:25 AM. The sun comes up in the E.
- What time does the sun set in Rock Falls today?
- Sunset today is at 7:29 PM, after 13h 04m of daylight.
- When is the longest day in Rock Falls, United States?
- The longest day of 2026 in Rock Falls is Sunday, June 21, 2026, the summer solstice, with 15h 12m of daylight. In 2027 the summer solstice falls on June 21, 2027.
- When is the shortest day in Rock Falls, United States?
- The shortest day of 2026 in Rock Falls, Illinois is Monday, December 21, 2026, the winter solstice, with 9h 08m of daylight. In 2027 the winter solstice lands on December 21, 2027.
- How much more daylight does Rock Falls get in summer than in winter?
- Rock Falls gets 6h 04m more daylight on its longest day than on its shortest (15h 12m against 9h 08m). Averaged across the year, a day here has 12h 12m of daylight.
- When is the earliest sunrise in Rock Falls?
- The earliest sunrise of 2026 in Rock Falls is on Monday, June 15, 2026, when the sun comes up at 5:24 AM.
- When is the latest sunset in Rock Falls?
- The latest sunset is on Saturday, June 27, 2026 at 8:38 PM.
- When is the earliest sunset in Rock Falls?
- The earliest sunset of the year is on Wednesday, December 9, 2026, with the sun down by 4:29 PM.
- When is the latest sunrise in Rock Falls?
- The latest sunrise is on Saturday, October 31, 2026 at 7:30 AM.
- Does Rock Falls observe daylight saving time?
- Yes. Rock Falls uses Central Time: clocks go forward on March 8, 2026, then back on November 1, 2026. Sunrise and sunset times jump by an hour on those dates.
Developers: get this data programmatically with the free JSON API.
GET https://api.sunrisesunset.io/json?lat=41.77975&lng=-89.689