Illinois
Time zone: America/Chicago, UTC -5 h.
Latitude: 42.1539, Longitude: -89.8237
Date | Sunrise | Solar Noon | Sunset | Length of day |
---|---|---|---|---|
2025-Jul-01, Tuesday | 05:27:17 | 13:03:17 | 20:39:18 | 15h 12m 1s |
2025-Jul-02, Wednesday | 05:27:49 | 13:03:29 | 20:39:08 | 15h 11m 19s |
2025-Jul-03, Thursday | 05:28:24 | 13:03:40 | 20:38:55 | 15h 10m 31s |
2025-Jul-04, Friday | 05:28:59 | 13:03:50 | 20:38:41 | 15h 9m 42s |
2025-Jul-05, Saturday | 05:29:37 | 13:04:00 | 20:38:24 | 15h 8m 47s |
2025-Jul-06, Sunday | 05:30:15 | 13:04:10 | 20:38:05 | 15h 7m 50s |
2025-Jul-07, Monday | 05:30:56 | 13:04:20 | 20:37:44 | 15h 6m 48s |
2025-Jul-08, Tuesday | 05:31:37 | 13:04:29 | 20:37:21 | 15h 5m 44s |
2025-Jul-09, Wednesday | 05:32:20 | 13:04:38 | 20:36:56 | 15h 4m 36s |
2025-Jul-10, Thursday | 05:33:04 | 13:04:46 | 20:36:29 | 15h 3m 25s |
2025-Jul-11, Friday | 05:33:49 | 13:04:54 | 20:36:00 | 15h 2m 11s |
2025-Jul-12, Saturday | 05:34:35 | 13:05:02 | 20:35:28 | 15h 0m 53s |
2025-Jul-13, Sunday | 05:35:23 | 13:05:09 | 20:34:55 | 14h 59m 32s |
2025-Jul-14, Monday | 05:36:11 | 13:05:15 | 20:34:19 | 14h 58m 8s |
2025-Jul-15, Tuesday | 05:37:01 | 13:05:21 | 20:33:42 | 14h 56m 41s |
2025-Jul-16, Wednesday | 05:37:51 | 13:05:27 | 20:33:02 | 14h 55m 11s |
2025-Jul-17, Thursday | 05:38:43 | 13:05:32 | 20:32:20 | 14h 53m 37s |
2025-Jul-18, Friday | 05:39:35 | 13:05:36 | 20:31:37 | 14h 52m 2s |
2025-Jul-19, Saturday | 05:40:28 | 13:05:40 | 20:30:51 | 14h 50m 23s |
2025-Jul-20, Sunday | 05:41:22 | 13:05:43 | 20:30:04 | 14h 48m 42s |
2025-Jul-21, Monday | 05:42:17 | 13:05:46 | 20:29:15 | 14h 46m 58s |
2025-Jul-22, Tuesday | 05:43:12 | 13:05:48 | 20:28:24 | 14h 45m 12s |
2025-Jul-23, Wednesday | 05:44:08 | 13:05:50 | 20:27:31 | 14h 43m 23s |
2025-Jul-24, Thursday | 05:45:05 | 13:05:51 | 20:26:36 | 14h 41m 31s |
2025-Jul-25, Friday | 05:46:03 | 13:05:51 | 20:25:39 | 14h 39m 36s |
2025-Jul-26, Saturday | 05:47:01 | 13:05:51 | 20:24:41 | 14h 37m 40s |
2025-Jul-27, Sunday | 05:47:59 | 13:05:50 | 20:23:41 | 14h 35m 42s |
2025-Jul-28, Monday | 05:48:58 | 13:05:49 | 20:22:39 | 14h 33m 41s |
2025-Jul-29, Tuesday | 05:49:57 | 13:05:47 | 20:21:36 | 14h 31m 39s |
2025-Jul-30, Wednesday | 05:50:57 | 13:05:44 | 20:20:31 | 14h 29m 34s |
2025-Jul-31, Thursday | 05:51:57 | 13:05:41 | 20:19:24 | 14h 27m 27s |
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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