Current local time in Ulsan, South Korea
The live clock above shows the time in Ulsan. Ulsan is in the Asia/Seoul time zone, UTC+9 right now (KST).
| Country | South Korea |
|---|---|
| Region | Ulsan |
| Population | about 1.0 million |
| Coordinates | 35.55° N, 129.32° E |
| Time zone | Asia/Seoul |
| Abbreviation | KST |
| UTC offset | UTC+9 |
| Daylight saving time | No |
Daylight saving time
Ulsan doesn't use daylight saving time. It stays on UTC+9 (KST) all year.
Sunrise, sunset and daylight
Today: sunrise …, sunset …, .
| 2026 | Sunrise | Sunset | Daylight |
|---|---|---|---|
| March equinox | 6:27 AM | 6:33 PM | 12 h 6 min |
| June solstice | 5:07 AM | 7:41 PM | 14 h 33 min |
| September equinox | 6:10 AM | 6:21 PM | 12 h 11 min |
| December solstice | 7:27 AM | 5:13 PM | 9 h 45 min |
Clock time vs. sun time
The sun is highest over Ulsan at about 12:31 PM in mid-January. On standard time, local clocks run about 23 minutes ahead of the sun, because Ulsan sits at 129.3° E, while its time zone is centred on 135.0° E.
Ulsan time compared with other cities
| City | Time now | Compared with Ulsan |
|---|---|---|
| New York | 14 hours behind in Jan, 13 hours behind in Jul | |
| Los Angeles | 17 hours behind in Jan, 16 hours behind in Jul | |
| London | 9 hours behind in Jan, 8 hours behind in Jul | |
| Paris | 8 hours behind in Jan, 7 hours behind in Jul | |
| Dubai | 5 hours behind | |
| Mumbai | 3.5 hours behind | |
| Shanghai | 1 hour behind | |
| Tokyo | same time | |
| Sydney | 2 hours ahead in Jan, 1 hour ahead in Jul |
Nearby cities
| City | Distance | Time now vs Ulsan |
|---|---|---|
| Gyeongju | 34 km (21 mi) | same time |
| Pohang | 53 km (33 mi) | same time |
| Busan | 57 km (36 mi) | same time |
| Daegu | 73 km (46 mi) | same time |
| Changwon | 76 km (47 mi) | same time |
| Andong | 125 km (78 mi) | same time |
| Yeosu | 169 km (105 mi) | same time |
| Daejeon | 192 km (119 mi) | same time |
Other cities in South Korea
- Seoul
- Busan
- Incheon
- Daegu
- Daejeon
- Gwangju
- Changwon
- Suwon
- Songnam
- Goyang
- Puch'on
- Cheongju
- Ansan
- Jeonju
- Pohang
- Jeju
- Yeosu
- Mokpo
Questions people ask
What time zone is Ulsan in?
Ulsan is in the Asia/Seoul time zone, UTC+9, all year.
Does Ulsan have daylight saving time?
Ulsan doesn't use daylight saving time. It stays on UTC+9 (KST) all year.
Why isn't noon in Ulsan when the sun is highest?
Because time zones are wide. Ulsan's clocks follow a zone centred on 135.0° E, so on standard time they run about 23 minutes ahead of the sun. Daylight saving time adds another hour.
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Time zone data: IANA tz database 2026e. Population: Natural Earth (approximate).