Sunrise and Sunset times in Ulsan, Korea, South 
Today:
 Sunrise: 06:33:23
|
 Sunset: 17:41:40
|
Day Length: 11h 8m 17s
Time zone: Asia/Seoul, UTC 9 h.
Latitude: 35.5467, Longitude: 129.317
Ulsan
🌇 High chance of a beautiful sunset!
Ulsan, Korea, South 
1 061 000 people
Current temperature 23 ° C 
Patchy rain nearby
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Oct-01, Wednesday | 06:17:33 | 12:12:25 | 18:07:16 | 11h 49m 43s |
| 2025-Oct-02, Thursday | 06:18:21 | 12:12:06 | 18:05:51 | 11h 47m 30s |
| 2025-Oct-03, Friday | 06:19:08 | 12:11:47 | 18:04:25 | 11h 45m 17s |
| 2025-Oct-04, Saturday | 06:19:56 | 12:11:28 | 18:03:00 | 11h 43m 4s |
| 2025-Oct-05, Sunday | 06:20:44 | 12:11:10 | 18:01:36 | 11h 40m 52s |
| 2025-Oct-06, Monday | 06:21:32 | 12:10:52 | 18:00:11 | 11h 38m 39s |
| 2025-Oct-07, Tuesday | 06:22:21 | 12:10:35 | 17:58:48 | 11h 36m 27s |
| 2025-Oct-08, Wednesday | 06:23:10 | 12:10:17 | 17:57:25 | 11h 34m 15s |
| 2025-Oct-09, Thursday | 06:23:59 | 12:10:01 | 17:56:02 | 11h 32m 3s |
| 2025-Oct-10, Friday | 06:24:49 | 12:09:45 | 17:54:40 | 11h 29m 51s |
| 2025-Oct-11, Saturday | 06:25:39 | 12:09:29 | 17:53:19 | 11h 27m 40s |
| 2025-Oct-12, Sunday | 06:26:29 | 12:09:14 | 17:51:58 | 11h 25m 29s |
| 2025-Oct-13, Monday | 06:27:20 | 12:08:59 | 17:50:38 | 11h 23m 18s |
| 2025-Oct-14, Tuesday | 06:28:11 | 12:08:45 | 17:49:19 | 11h 21m 8s |
| 2025-Oct-15, Wednesday | 06:29:02 | 12:08:31 | 17:48:01 | 11h 18m 59s |
| 2025-Oct-16, Thursday | 06:29:53 | 12:08:18 | 17:46:43 | 11h 16m 50s |
| 2025-Oct-17, Friday | 06:30:45 | 12:08:06 | 17:45:26 | 11h 14m 41s |
| 2025-Oct-18, Saturday | 06:31:38 | 12:07:54 | 17:44:10 | 11h 12m 32s |
| 2025-Oct-19, Sunday | 06:32:30 | 12:07:42 | 17:42:54 | 11h 10m 24s |
| 2025-Oct-20, Monday | 06:33:23 | 12:07:32 | 17:41:40 | 11h 8m 17s |
| 2025-Oct-21, Tuesday | 06:34:17 | 12:07:22 | 17:40:27 | 11h 6m 10s |
| 2025-Oct-22, Wednesday | 06:35:11 | 12:07:12 | 17:39:14 | 11h 4m 3s |
| 2025-Oct-23, Thursday | 06:36:05 | 12:07:04 | 17:38:03 | 11h 1m 58s |
| 2025-Oct-24, Friday | 06:36:59 | 12:06:56 | 17:36:52 | 10h 59m 53s |
| 2025-Oct-25, Saturday | 06:37:54 | 12:06:48 | 17:35:43 | 10h 57m 49s |
| 2025-Oct-26, Sunday | 06:38:49 | 12:06:42 | 17:34:35 | 10h 55m 46s |
| 2025-Oct-27, Monday | 06:39:45 | 12:06:36 | 17:33:27 | 10h 53m 42s |
| 2025-Oct-28, Tuesday | 06:40:41 | 12:06:31 | 17:32:21 | 10h 51m 40s |
| 2025-Oct-29, Wednesday | 06:41:37 | 12:06:27 | 17:31:17 | 10h 49m 40s |
| 2025-Oct-30, Thursday | 06:42:33 | 12:06:23 | 17:30:13 | 10h 47m 40s |
| 2025-Oct-31, Friday | 06:43:30 | 12:06:20 | 17:29:11 | 10h 45m 41s |
Day length in Ulsan during the year on the chart:
Ulsan 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), Songnam (Gyeonggi), Goyang (Gyeonggi), Bucheon (Gyeonggi), Cheongju (Chungbuk), Ansan (Gyeonggi), 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