Sunrise and Sunset times in Kocaeli, Turkey 
Today:
 Sunrise: 08:09:07
|
 Sunset: 17:32:46
|
Day Length: 9h 23m 39s
Time zone: Europe/Istanbul, UTC +3 h.
Latitude: 40.776, Longitude: 29.9306
Kocaeli
Kocaeli, Turkey 
466 504 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 08:05:12 | 12:49:21 | 17:33:30 | 9h 28m 18s |
| 2025-Dec-02, Tuesday | 08:06:12 | 12:49:44 | 17:33:16 | 9h 27m 4s |
| 2025-Dec-03, Wednesday | 08:07:11 | 12:50:07 | 17:33:03 | 9h 25m 52s |
| 2025-Dec-04, Thursday | 08:08:10 | 12:50:31 | 17:32:53 | 9h 24m 43s |
| 2025-Dec-05, Friday | 08:09:07 | 12:50:56 | 17:32:46 | 9h 23m 39s |
| 2025-Dec-06, Saturday | 08:10:03 | 12:51:21 | 17:32:40 | 9h 22m 37s |
| 2025-Dec-07, Sunday | 08:10:57 | 12:51:47 | 17:32:37 | 9h 21m 40s |
| 2025-Dec-08, Monday | 08:11:50 | 12:52:13 | 17:32:36 | 9h 20m 46s |
| 2025-Dec-09, Tuesday | 08:12:42 | 12:52:40 | 17:32:38 | 9h 19m 56s |
| 2025-Dec-10, Wednesday | 08:13:33 | 12:53:07 | 17:32:42 | 9h 19m 9s |
| 2025-Dec-11, Thursday | 08:14:22 | 12:53:35 | 17:32:48 | 9h 18m 26s |
| 2025-Dec-12, Friday | 08:15:09 | 12:54:03 | 17:32:56 | 9h 17m 47s |
| 2025-Dec-13, Saturday | 08:15:55 | 12:54:31 | 17:33:07 | 9h 17m 12s |
| 2025-Dec-14, Sunday | 08:16:39 | 12:54:59 | 17:33:20 | 9h 16m 41s |
| 2025-Dec-15, Monday | 08:17:21 | 12:55:28 | 17:33:35 | 9h 16m 14s |
| 2025-Dec-16, Tuesday | 08:18:02 | 12:55:57 | 17:33:53 | 9h 15m 51s |
| 2025-Dec-17, Wednesday | 08:18:41 | 12:56:26 | 17:34:12 | 9h 15m 31s |
| 2025-Dec-18, Thursday | 08:19:18 | 12:56:56 | 17:34:34 | 9h 15m 16s |
| 2025-Dec-19, Friday | 08:19:53 | 12:57:25 | 17:34:58 | 9h 15m 5s |
| 2025-Dec-20, Saturday | 08:20:26 | 12:57:55 | 17:35:25 | 9h 14m 59s |
| 2025-Dec-21, Sunday | 08:20:57 | 12:58:25 | 17:35:53 | 9h 14m 56s |
| 2025-Dec-22, Monday | 08:21:26 | 12:58:55 | 17:36:23 | 9h 14m 57s |
| 2025-Dec-23, Tuesday | 08:21:53 | 12:59:25 | 17:36:56 | 9h 15m 3s |
| 2025-Dec-24, Wednesday | 08:22:19 | 12:59:54 | 17:37:30 | 9h 15m 11s |
| 2025-Dec-25, Thursday | 08:22:42 | 13:00:24 | 17:38:07 | 9h 15m 25s |
| 2025-Dec-26, Friday | 08:23:03 | 13:00:54 | 17:38:45 | 9h 15m 42s |
| 2025-Dec-27, Saturday | 08:23:21 | 13:01:23 | 17:39:26 | 9h 16m 5s |
| 2025-Dec-28, Sunday | 08:23:38 | 13:01:53 | 17:40:08 | 9h 16m 30s |
| 2025-Dec-29, Monday | 08:23:52 | 13:02:22 | 17:40:52 | 9h 17m 0s |
| 2025-Dec-30, Tuesday | 08:24:04 | 13:02:51 | 17:41:37 | 9h 17m 33s |
| 2025-Dec-31, Wednesday | 08:24:14 | 13:03:20 | 17:42:25 | 9h 18m 11s |
Day length in Kocaeli during the year on the chart:
Kocaeli on Turkey map:
Largest populated areas in Turkey
Istanbul (İstanbul), Ankara (Ankara), Izmir (İzmir), Bursa (Bursa), Adana (Adana), Gaziantep (Gaziantep), Konya (Konya), Tarsus (Mersin), Antalya (Antalya), Trabzon (Trabzon), Diyarbakir (Diyarbakır), Samsun (Samsun), Kayseri (Kayseri), Eskisehir (Eskişehir), Malatya (Malatya), Sanliurfa (Şanlıurfa), Erzurum (Erzurum), Kahramanmaras (Kahramanmaraş), Denizli (Denizli), Van (Van), Hatay (Hatay), Batman (Batman), Iskenderun (Hatay), Rize (Rize), Elazig (Elazığ), Sivas (Sivas), Balikesir (Balıkesir), Sakarya (Sakarya), Manisa (Manisa), Adiyaman (Adıyaman)
Countries closest to Turkey
*Calculation of distances from capital to capital
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