Illinois
Time zone: America/Chicago, UTC -5 h.
Latitude: 40.6606, Longitude: -90.6174
Date | Sunrise | Solar Noon | Sunset | Length of day |
---|---|---|---|---|
2025-Jul-01, Tuesday | 05:35:30 | 13:06:28 | 20:37:26 | 15h 1m 56s |
2025-Jul-02, Wednesday | 05:36:01 | 13:06:39 | 20:37:17 | 15h 1m 16s |
2025-Jul-03, Thursday | 05:36:34 | 13:06:50 | 20:37:06 | 15h 0m 32s |
2025-Jul-04, Friday | 05:37:09 | 13:07:01 | 20:36:53 | 14h 59m 44s |
2025-Jul-05, Saturday | 05:37:44 | 13:07:11 | 20:36:38 | 14h 58m 54s |
2025-Jul-06, Sunday | 05:38:21 | 13:07:21 | 20:36:21 | 14h 58m 0s |
2025-Jul-07, Monday | 05:39:00 | 13:07:31 | 20:36:02 | 14h 57m 2s |
2025-Jul-08, Tuesday | 05:39:39 | 13:07:40 | 20:35:40 | 14h 56m 1s |
2025-Jul-09, Wednesday | 05:40:20 | 13:07:48 | 20:35:17 | 14h 54m 57s |
2025-Jul-10, Thursday | 05:41:02 | 13:07:57 | 20:34:52 | 14h 53m 50s |
2025-Jul-11, Friday | 05:41:45 | 13:08:05 | 20:34:25 | 14h 52m 40s |
2025-Jul-12, Saturday | 05:42:29 | 13:08:12 | 20:33:56 | 14h 51m 27s |
2025-Jul-13, Sunday | 05:43:14 | 13:08:19 | 20:33:25 | 14h 50m 11s |
2025-Jul-14, Monday | 05:44:00 | 13:08:26 | 20:32:52 | 14h 48m 52s |
2025-Jul-15, Tuesday | 05:44:47 | 13:08:32 | 20:32:17 | 14h 47m 30s |
2025-Jul-16, Wednesday | 05:45:35 | 13:08:37 | 20:31:40 | 14h 46m 5s |
2025-Jul-17, Thursday | 05:46:23 | 13:08:42 | 20:31:01 | 14h 44m 38s |
2025-Jul-18, Friday | 05:47:13 | 13:08:46 | 20:30:20 | 14h 43m 7s |
2025-Jul-19, Saturday | 05:48:03 | 13:08:50 | 20:29:37 | 14h 41m 34s |
2025-Jul-20, Sunday | 05:48:54 | 13:08:54 | 20:28:53 | 14h 39m 59s |
2025-Jul-21, Monday | 05:49:46 | 13:08:56 | 20:28:07 | 14h 38m 21s |
2025-Jul-22, Tuesday | 05:50:38 | 13:08:58 | 20:27:19 | 14h 36m 41s |
2025-Jul-23, Wednesday | 05:51:31 | 13:09:00 | 20:26:29 | 14h 34m 58s |
2025-Jul-24, Thursday | 05:52:25 | 13:09:01 | 20:25:37 | 14h 33m 12s |
2025-Jul-25, Friday | 05:53:19 | 13:09:01 | 20:24:44 | 14h 31m 25s |
2025-Jul-26, Saturday | 05:54:14 | 13:09:01 | 20:23:49 | 14h 29m 35s |
2025-Jul-27, Sunday | 05:55:09 | 13:09:00 | 20:22:52 | 14h 27m 43s |
2025-Jul-28, Monday | 05:56:04 | 13:08:59 | 20:21:54 | 14h 25m 50s |
2025-Jul-29, Tuesday | 05:57:00 | 13:08:57 | 20:20:54 | 14h 23m 54s |
2025-Jul-30, Wednesday | 05:57:57 | 13:08:54 | 20:19:52 | 14h 21m 55s |
2025-Jul-31, Thursday | 05:58:53 | 13:08:51 | 20:18:49 | 14h 19m 56s |
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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:
Miami's lower latitude means:
During equinoxes:
Most rapid change near equinoxes: 2-4 minutes daily.
Slowest change near solstices: <1 minute daily.
Reliable tools:
Yes. Reduced winter sunlight may cause:
Solution: Light therapy lamps & midday walks