Sunrise and Sunset times in Ansan, Korea, South 
Today:
 Sunrise: 07:31:31
|
 Sunset: 17:14:43
|
Day Length: 9h 43m 12s
Time zone: Asia/Seoul, UTC +9 h.
Latitude: 37.3481, Longitude: 126.859
Ansan
Gyeonggi, Korea, South 
739 493 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 07:27:52 | 12:21:32 | 17:15:12 | 9h 47m 20s |
| 2025-Dec-02, Tuesday | 07:28:48 | 12:21:55 | 17:15:01 | 9h 46m 13s |
| 2025-Dec-03, Wednesday | 07:29:43 | 12:22:18 | 17:14:53 | 9h 45m 10s |
| 2025-Dec-04, Thursday | 07:30:38 | 12:22:42 | 17:14:47 | 9h 44m 9s |
| 2025-Dec-05, Friday | 07:31:31 | 12:23:07 | 17:14:43 | 9h 43m 12s |
| 2025-Dec-06, Saturday | 07:32:23 | 12:23:32 | 17:14:40 | 9h 42m 17s |
| 2025-Dec-07, Sunday | 07:33:14 | 12:23:57 | 17:14:40 | 9h 41m 26s |
| 2025-Dec-08, Monday | 07:34:04 | 12:24:23 | 17:14:43 | 9h 40m 39s |
| 2025-Dec-09, Tuesday | 07:34:53 | 12:24:50 | 17:14:47 | 9h 39m 54s |
| 2025-Dec-10, Wednesday | 07:35:41 | 12:25:17 | 17:14:53 | 9h 39m 12s |
| 2025-Dec-11, Thursday | 07:36:27 | 12:25:44 | 17:15:01 | 9h 38m 34s |
| 2025-Dec-12, Friday | 07:37:13 | 12:26:12 | 17:15:12 | 9h 37m 59s |
| 2025-Dec-13, Saturday | 07:37:56 | 12:26:40 | 17:15:24 | 9h 37m 28s |
| 2025-Dec-14, Sunday | 07:38:39 | 12:27:09 | 17:15:39 | 9h 37m 0s |
| 2025-Dec-15, Monday | 07:39:20 | 12:27:37 | 17:15:55 | 9h 36m 35s |
| 2025-Dec-16, Tuesday | 07:39:59 | 12:28:06 | 17:16:14 | 9h 36m 15s |
| 2025-Dec-17, Wednesday | 07:40:37 | 12:28:36 | 17:16:34 | 9h 35m 57s |
| 2025-Dec-18, Thursday | 07:41:14 | 12:29:05 | 17:16:56 | 9h 35m 42s |
| 2025-Dec-19, Friday | 07:41:49 | 12:29:35 | 17:17:21 | 9h 35m 32s |
| 2025-Dec-20, Saturday | 07:42:22 | 12:30:04 | 17:17:47 | 9h 35m 25s |
| 2025-Dec-21, Sunday | 07:42:53 | 12:30:34 | 17:18:15 | 9h 35m 22s |
| 2025-Dec-22, Monday | 07:43:23 | 12:31:04 | 17:18:45 | 9h 35m 22s |
| 2025-Dec-23, Tuesday | 07:43:51 | 12:31:34 | 17:19:16 | 9h 35m 25s |
| 2025-Dec-24, Wednesday | 07:44:17 | 12:32:04 | 17:19:50 | 9h 35m 33s |
| 2025-Dec-25, Thursday | 07:44:42 | 12:32:33 | 17:20:25 | 9h 35m 43s |
| 2025-Dec-26, Friday | 07:45:04 | 12:33:03 | 17:21:02 | 9h 35m 58s |
| 2025-Dec-27, Saturday | 07:45:25 | 12:33:33 | 17:21:40 | 9h 36m 15s |
| 2025-Dec-28, Sunday | 07:45:44 | 12:34:02 | 17:22:20 | 9h 36m 36s |
| 2025-Dec-29, Monday | 07:46:01 | 12:34:31 | 17:23:02 | 9h 37m 1s |
| 2025-Dec-30, Tuesday | 07:46:15 | 12:35:00 | 17:23:45 | 9h 37m 30s |
| 2025-Dec-31, Wednesday | 07:46:28 | 12:35:29 | 17:24:30 | 9h 38m 2s |
Day length in Ansan during the year on the chart:
Ansan on Korea, South map:
Largest populated areas in Korea, South
Seoul (Seoul), Busan (Busan), Incheon (Incheon), Daegu (Daegu), Daejeon (Daejeon), Gwangju (Gwangju), Changwon (Gyeongnam), Suwon (Gyeonggi), Ulsan (Ulsan), Songnam (Gyeonggi), Goyang (Gyeonggi), Bucheon (Gyeonggi), Cheongju (Chungbuk), Jeonju (Jeonbuk), Pohang (Gyeongbuk), Jeju (Jeju), Yeosu (Jeonnam), Iksan (Jeonbuk), Mokpo (Jeonnam), Kunsan (Jeonbuk), Wonju (Gangwon), Chuncheon (Gangwon), Gangneung (Gangwon), Kyongju (Gyeongbuk), Andong (Gyeongbuk), Sokcho (Gangwon), Eumseong (Chungbuk)
Countries closest to Korea, South
*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