Illinois
Time zone: America/Chicago, UTC -5 h.
Latitude: 42.3525, Longitude: -90.4154
Date | Sunrise | Solar Noon | Sunset | Length of day |
---|---|---|---|---|
2025-Jul-01, Tuesday | 05:28:57 | 13:05:39 | 20:42:22 | 15h 13m 25s |
2025-Jul-02, Wednesday | 05:29:30 | 13:05:51 | 20:42:11 | 15h 12m 41s |
2025-Jul-03, Thursday | 05:30:04 | 13:06:02 | 20:41:59 | 15h 11m 55s |
2025-Jul-04, Friday | 05:30:41 | 13:06:12 | 20:41:44 | 15h 11m 3s |
2025-Jul-05, Saturday | 05:31:18 | 13:06:22 | 20:41:27 | 15h 10m 9s |
2025-Jul-06, Sunday | 05:31:57 | 13:06:32 | 20:41:08 | 15h 9m 11s |
2025-Jul-07, Monday | 05:32:37 | 13:06:42 | 20:40:47 | 15h 8m 10s |
2025-Jul-08, Tuesday | 05:33:19 | 13:06:51 | 20:40:23 | 15h 7m 4s |
2025-Jul-09, Wednesday | 05:34:02 | 13:07:00 | 20:39:58 | 15h 5m 56s |
2025-Jul-10, Thursday | 05:34:46 | 13:07:08 | 20:39:30 | 15h 4m 44s |
2025-Jul-11, Friday | 05:35:32 | 13:07:16 | 20:39:01 | 15h 3m 29s |
2025-Jul-12, Saturday | 05:36:18 | 13:07:24 | 20:38:29 | 15h 2m 11s |
2025-Jul-13, Sunday | 05:37:06 | 13:07:31 | 20:37:55 | 15h 0m 49s |
2025-Jul-14, Monday | 05:37:55 | 13:07:37 | 20:37:19 | 14h 59m 24s |
2025-Jul-15, Tuesday | 05:38:45 | 13:07:43 | 20:36:41 | 14h 57m 56s |
2025-Jul-16, Wednesday | 05:39:36 | 13:07:49 | 20:36:01 | 14h 56m 25s |
2025-Jul-17, Thursday | 05:40:28 | 13:07:54 | 20:35:19 | 14h 54m 51s |
2025-Jul-18, Friday | 05:41:20 | 13:07:58 | 20:34:36 | 14h 53m 16s |
2025-Jul-19, Saturday | 05:42:14 | 13:08:02 | 20:33:50 | 14h 51m 36s |
2025-Jul-20, Sunday | 05:43:08 | 13:08:05 | 20:33:02 | 14h 49m 54s |
2025-Jul-21, Monday | 05:44:03 | 13:08:08 | 20:32:12 | 14h 48m 9s |
2025-Jul-22, Tuesday | 05:44:59 | 13:08:10 | 20:31:21 | 14h 46m 22s |
2025-Jul-23, Wednesday | 05:45:56 | 13:08:12 | 20:30:27 | 14h 44m 31s |
2025-Jul-24, Thursday | 05:46:53 | 13:08:13 | 20:29:32 | 14h 42m 39s |
2025-Jul-25, Friday | 05:47:51 | 13:08:13 | 20:28:35 | 14h 40m 44s |
2025-Jul-26, Saturday | 05:48:49 | 13:08:13 | 20:27:36 | 14h 38m 47s |
2025-Jul-27, Sunday | 05:49:48 | 13:08:12 | 20:26:36 | 14h 36m 48s |
2025-Jul-28, Monday | 05:50:48 | 13:08:11 | 20:25:33 | 14h 34m 45s |
2025-Jul-29, Tuesday | 05:51:48 | 13:08:09 | 20:24:30 | 14h 32m 42s |
2025-Jul-30, Wednesday | 05:52:48 | 13:08:06 | 20:23:24 | 14h 30m 36s |
2025-Jul-31, Thursday | 05:53:49 | 13:08:03 | 20:22:17 | 14h 28m 28s |
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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