Skip to content

What time is sunrise and sunset in Port Byron?

Today and tomorrow's sunrise and sunset times in Port Byron, Illinois. Plus a monthly calendar with dawn, dusk, solar noon, and day length.

Today

Sunrise
6:57 AM
93° EDawn 6:29 AM

Sunrise in Port Byron was at 6:57:08 AM CDT (15 hours ago).

Sunset
6:48 PM
268° WDusk 7:16 PM

Sunset in Port Byron was at 6:48:41 PM CDT (3 hours ago).

Now
12a6a12p6p12a

Night now

Daylight
11h 51m
Darkness
9h 03m
Solar noon
12:52 PM
Sun altitude
32.1° below
Sun direction
299° WNW

Tomorrow

Sunrise
6:58 AM
93° EDawn 6:30 AM

Sunrise in Port Byron will be at 6:58:10 AM CDT (in 9 hours).

Sunset
6:46 PM
267° WDusk 7:14 PM

Sunset in Port Byron will be at 6:46:57 PM CDT (in 21 hours).

Moon tonight

Phase, moonrise and moonset in Port Byron

Waning Gibbous
89% illuminated
Moonrise
7:59 PM
Moonset
10:23 AM

Calendar

America/Chicago · click a day to expand

DateSunriseSunsetLength
1 Tue6:28 am7:37 pm13:08:15
2 Wed6:29 am7:35 pm13:05:35
3 Thu6:30 am7:33 pm13:02:54
4 Fri6:31 am7:32 pm13:00:12
5 Sat6:32 am7:30 pm12:57:31
6 Sun6:33 am7:28 pm12:54:48
7 Mon6:34 am7:26 pm12:52:06
8 Tue6:35 am7:25 pm12:49:23
9 Wed6:36 am7:23 pm12:46:40
10 Thu6:37 am7:21 pm12:43:56
11 Fri6:38 am7:20 pm12:41:12
12 Sat6:39 am7:18 pm12:38:28
13 Sun6:40 am7:16 pm12:35:43
14 Mon6:41 am7:14 pm12:32:59
15 Tue6:42 am7:13 pm12:30:14
16 Wed6:43 am7:11 pm12:27:29
17 Thu6:44 am7:09 pm12:24:43
18 Fri6:45 am7:07 pm12:21:58
19 Sat6:46 am7:06 pm12:19:12
20 Sun6:47 am7:04 pm12:16:26
21 Mon6:48 am7:02 pm12:13:41
22 Tue6:49 am7:00 pm12:10:55
23 Wed6:50 am6:59 pm12:08:09
24 Thu6:51 am6:57 pm12:05:23
25 Fri6:53 am6:55 pm12:02:37
26 Sat6:54 am6:53 pm11:59:51
27 Sun6:55 am6:52 pm11:57:05
28 Mon6:56 am6:50 pm11:54:19
29 Tue6:57 am6:48 pm11:51:33
Tuesday, September 29
11:51:33 of daylight·−2m 46s vs. yesterday·twilight 6:29 am – 7:16 pm
12a3a6a9a12p3p6p9p12a6:57 am12:52 pm6:48 pmhorizon
Time
9:41 PM
Altitude
-32.2°
Heading
299° WNW
Light
Night

9:41 PM, Night, altitude -32.2 degrees

30 Wed6:58 am6:46 pm11:48:47

FAQ

Frequently asked questions about sunrise and sunset in Port Byron, United States

What time does the sun rise in Port Byron today?
Sunrise in Port Byron today (Tuesday, September 29, 2026) is at 6:57 AM. The sun comes up in the E.
What time does the sun set in Port Byron today?
Sunset today is at 6:48 PM, after 11h 51m of daylight.
When is the longest day in Port Byron, United States?
The longest day of 2026 in Port Byron is Sunday, June 21, 2026, the summer solstice, with 15h 11m of daylight. In 2027 the summer solstice falls on June 21, 2027.
When is the shortest day in Port Byron, United States?
The shortest day of 2026 in Port Byron, Illinois is Monday, December 21, 2026, the winter solstice, with 9h 09m of daylight. In 2027 the winter solstice lands on December 21, 2027.
How much more daylight does Port Byron get in summer than in winter?
Port Byron gets 6h 02m more daylight on its longest day than on its shortest (15h 11m against 9h 09m). Averaged across the year, a day here has 12h 12m of daylight.
When is the earliest sunrise in Port Byron?
The earliest sunrise of 2026 in Port Byron is on Monday, June 15, 2026, when the sun comes up at 5:27 AM.
When is the latest sunset in Port Byron?
The latest sunset is on Saturday, June 27, 2026 at 8:40 PM.
When is the earliest sunset in Port Byron?
The earliest sunset of the year is on Tuesday, December 8, 2026, with the sun down by 4:32 PM.
When is the latest sunrise in Port Byron?
The latest sunrise is on Saturday, October 31, 2026 at 7:33 AM.
Does Port Byron observe daylight saving time?
Yes. Port Byron 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=41.60642&lng=-90.33541