Sunrise and Sunset times in Crystal Lake, United States

Crystal Lake United States Daily sun schedule, day length and annual chart
☀️ Local time
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Sunrise
Today sunrise
06:04:03
Sunset
Today sunset
19:40:20
🌤️
Day length
13h 36m 17s
City
Crystal Lake
Region / Country
Illinois, United States
Time zone
America/Chicago, UTC -5 h.
Population
40 421 people
Latitude
42.2332
Longitude
-88.3349

Select month and year

Date Sunrise Solar Noon Sunset Day length
2026-Apr-01, Wednesday 06:35:11 12:57:07 19:19:03 12h 43m 52s
2026-Apr-02, Thursday 06:33:28 12:56:49 19:20:10 12h 46m 42s
2026-Apr-03, Friday 06:31:46 12:56:32 19:21:18 12h 49m 32s
2026-Apr-04, Saturday 06:30:04 12:56:14 19:22:25 12h 52m 21s
2026-Apr-05, Sunday 06:28:22 12:55:57 19:23:32 12h 55m 10s
2026-Apr-06, Monday 06:26:41 12:55:40 19:24:39 12h 57m 58s
2026-Apr-07, Tuesday 06:25:00 12:55:23 19:25:46 13h 0m 46s
2026-Apr-08, Wednesday 06:23:20 12:55:07 19:26:53 13h 3m 33s
2026-Apr-09, Thursday 06:21:40 12:54:50 19:28:01 13h 6m 21s
2026-Apr-10, Friday 06:20:01 12:54:34 19:29:08 13h 9m 7s
2026-Apr-11, Saturday 06:18:22 12:54:18 19:30:15 13h 11m 53s
2026-Apr-12, Sunday 06:16:44 12:54:03 19:31:22 13h 14m 38s
2026-Apr-13, Monday 06:15:06 12:53:48 19:32:29 13h 17m 23s
2026-Apr-14, Tuesday 06:13:29 12:53:33 19:33:37 13h 20m 8s
2026-Apr-15, Wednesday 06:11:53 12:53:18 19:34:44 13h 22m 51s
2026-Apr-16, Thursday 06:10:18 12:53:04 19:35:51 13h 25m 33s
2026-Apr-17, Friday 06:08:43 12:52:51 19:36:58 13h 28m 15s
2026-Apr-18, Saturday 06:07:09 12:52:37 19:38:06 13h 30m 57s
2026-Apr-19, Sunday 06:05:36 12:52:24 19:39:13 13h 33m 37s
2026-Apr-20, Monday 06:04:03 12:52:12 19:40:20 13h 36m 17s
2026-Apr-21, Tuesday 06:02:32 12:52:00 19:41:27 13h 38m 55s
2026-Apr-22, Wednesday 06:01:01 12:51:48 19:42:34 13h 41m 33s
2026-Apr-23, Thursday 05:59:32 12:51:37 19:43:42 13h 44m 10s
2026-Apr-24, Friday 05:58:03 12:51:26 19:44:49 13h 46m 46s
2026-Apr-25, Saturday 05:56:35 12:51:16 19:45:56 13h 49m 21s
2026-Apr-26, Sunday 05:55:09 12:51:06 19:47:03 13h 51m 54s
2026-Apr-27, Monday 05:53:43 12:50:56 19:48:10 13h 54m 27s
2026-Apr-28, Tuesday 05:52:19 12:50:48 19:49:17 13h 56m 58s
2026-Apr-29, Wednesday 05:50:55 12:50:39 19:50:23 13h 59m 28s
2026-Apr-30, Thursday 05:49:33 12:50:32 19:51:30 14h 1m 57s

Day length in Crystal Lake during the year on the chart

Crystal Lake on United States map

Daylight Hours FAQ: 10 Most Googled Questions Answered

Daylight hours refer to the period between sunrise and sunset. This duration changes throughout the year based on season and geographic location.

Earth's 23.5° axial tilt causes uneven sunlight distribution. Your hemisphere receives less direct sunlight in winter (shorter days) and more in summer (longer days).

Northern Hemisphere: June 20-22 (summer solstice).

Southern Hemisphere: December 21-23.

Near polar circles, the sun doesn't set for 24 hours.

Northern Hemisphere: December 21-22 (winter solstice).

Southern Hemisphere: June 20-21.

The closer to poles, the more extreme variations:

  • Equator: ~12-hour days year-round
  • Polar regions: Midnight sun/polar nights occur

Miami's lower latitude means:

  • Winter days are longer than NY's
  • Summer days are slightly shorter

During equinoxes:

  • Spring: March 20-21
  • Fall: September 22-23

Most rapid change near equinoxes: 2-4 minutes daily.

Slowest change near solstices: <1 minute daily.

Reliable tools:

  • Timeanddate.com
  • SunCalc.org
  • Photographer's Ephemeris app

Yes. Reduced winter sunlight may cause:

  • Seasonal Affective Disorder (SAD)
  • Vitamin D deficiency

Solution: Light therapy lamps & midday walks