Sunrise and Sunset times in St. Charles, United States

St. Charles United States Daily sun schedule, day length and annual chart
☀️ Local time
Loading
Loading
Sunrise
Today sunrise
06:27:26
Sunset
Today sunset
20:00:44
🌤️
Day length
13h 33m 18s
City
St. Charles
Region / Country
Iowa, United States
Time zone
America/Chicago, UTC -5 h.
Population
621 people
Latitude
41.2881
Longitude
-93.8075

Select month and year

Date Sunrise Solar Noon Sunset Day length
2026-Apr-01, Wednesday 06:57:41 13:19:00 19:40:19 12h 42m 38s
2026-Apr-02, Thursday 06:56:01 13:18:42 19:41:24 12h 45m 23s
2026-Apr-03, Friday 06:54:21 13:18:25 19:42:28 12h 48m 7s
2026-Apr-04, Saturday 06:52:42 13:18:07 19:43:33 12h 50m 51s
2026-Apr-05, Sunday 06:51:03 13:17:50 19:44:37 12h 53m 34s
2026-Apr-06, Monday 06:49:25 13:17:33 19:45:42 12h 56m 17s
2026-Apr-07, Tuesday 06:47:47 13:17:16 19:46:46 12h 58m 59s
2026-Apr-08, Wednesday 06:46:09 13:17:00 19:47:50 13h 1m 41s
2026-Apr-09, Thursday 06:44:32 13:16:44 19:48:55 13h 4m 23s
2026-Apr-10, Friday 06:42:56 13:16:27 19:49:59 13h 7m 3s
2026-Apr-11, Saturday 06:41:20 13:16:12 19:51:04 13h 9m 44s
2026-Apr-12, Sunday 06:39:44 13:15:56 19:52:08 13h 12m 24s
2026-Apr-13, Monday 06:38:10 13:15:41 19:53:12 13h 15m 2s
2026-Apr-14, Tuesday 06:36:35 13:15:26 19:54:17 13h 17m 42s
2026-Apr-15, Wednesday 06:35:02 13:15:12 19:55:21 13h 20m 19s
2026-Apr-16, Thursday 06:33:29 13:14:58 19:56:26 13h 22m 57s
2026-Apr-17, Friday 06:31:57 13:14:44 19:57:30 13h 25m 33s
2026-Apr-18, Saturday 06:30:26 13:14:30 19:58:35 13h 28m 9s
2026-Apr-19, Sunday 06:28:55 13:14:17 19:59:39 13h 30m 44s
2026-Apr-20, Monday 06:27:26 13:14:05 20:00:44 13h 33m 18s
2026-Apr-21, Tuesday 06:25:57 13:13:53 20:01:49 13h 35m 52s
2026-Apr-22, Wednesday 06:24:29 13:13:41 20:02:53 13h 38m 24s
2026-Apr-23, Thursday 06:23:02 13:13:30 20:03:58 13h 40m 56s
2026-Apr-24, Friday 06:21:36 13:13:19 20:05:02 13h 43m 26s
2026-Apr-25, Saturday 06:20:11 13:13:09 20:06:06 13h 45m 55s
2026-Apr-26, Sunday 06:18:47 13:12:59 20:07:11 13h 48m 24s
2026-Apr-27, Monday 06:17:24 13:12:50 20:08:15 13h 50m 51s
2026-Apr-28, Tuesday 06:16:03 13:12:41 20:09:19 13h 53m 16s
2026-Apr-29, Wednesday 06:14:42 13:12:33 20:10:23 13h 55m 41s
2026-Apr-30, Thursday 06:13:22 13:12:25 20:11:27 13h 58m 5s

Day length in St. Charles during the year on the chart

St. Charles 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