What time is it in Seongnam-si right now?

The clock at the top of this page shows the current local time in Seongnam-si, South Korea, updated every second from your device's clock and the IANA time zone rules for Asia/Seoul. Seongnam-si is 9 hours ahead of UTC right now.

What time zone is Seongnam-si in?

Seongnam-si uses KST (Korean Standard Time). Its IANA time zone identifier is Asia/Seoul, and the current UTC offset is UTC+9.

Does Seongnam-si observe daylight saving time?

No. Seongnam-si stays on UTC+9 all year, so the difference to cities that do change their clocks, such as New York or London, shifts by an hour twice a year.

How do I schedule a meeting with someone in Seongnam-si?

Open the time zone converter for Seongnam-si to see what a given time there is for you, or use the meeting planner to find the hours when both of you are at work. A Cal.com booking link does the conversion for your guests automatically: they see your availability in their own time zone and pick a slot that works.

Current local time in Seongnam-si, Gyeonggi-do, South Korea

Seongnam-si is on KST (Korean Standard Time), UTC+9. Seongnam-si does not observe daylight saving time, so the offset is the same all year.

Seongnam-si, South Korea

8:55 PM:39KST

Tuesday, October 27, 2026

UTC+9

Country: South Korea
Region: Gyeonggi-do
Lat/Long: 37°26'N / 127°08'E
Elevation: 80 m
Population: 914,832
Currency: Won (KRW)
Languages: Korean, English
Dialling code: +82

Time zone in Seongnam-si

Time zone
KST
Korean Standard Time
UTC offset
UTC+9
9 hours ahead of UTC
Daylight saving
None
Same offset all year
Next clock change
None scheduled
Seongnam-si keeps UTC+9

Seongnam-si keeps the time of the IANA zone Asia/Seoul, the one time zone in use in South Korea. Seongnam-si does not observe daylight saving time, so the offset is the same all year.

About KST Time zone converter for Seongnam-si Meeting planner for Seongnam-si

Sunrise and sunset in Seongnam-si today

Sunrise
6:51 AM
Sunset
5:39 PM
Day length
10 hours 48 minutes
Date
Tue, Oct 27, 2026

Times are local to Seongnam-si for Tue, Oct 27, 2026, computed for 37°26'N / 127°08'E.

Time difference between Seongnam-si and other cities

The current local time in major cities around the world and how far each is ahead of or behind Seongnam-si. Differences change when either side moves its clocks.

Current time in world cities compared to Seongnam-si
City	Local time	Compared to Seongnam-si
New YorkUnited States	Tue 7:55 AM	−13h (behind)
Los AngelesUnited States	Tue 4:55 AM	−16h (behind)
ChicagoUnited States	Tue 6:55 AM	−14h (behind)
TorontoCanada	Tue 7:55 AM	−13h (behind)
Mexico CityMexico	Tue 5:55 AM	−15h (behind)
São PauloBrazil	Tue 8:55 AM	−12h (behind)
LondonUnited Kingdom	Tue 11:55 AM	−9h (behind)
ParisFrance	Tue 12:55 PM	−8h (behind)
BerlinGermany	Tue 12:55 PM	−8h (behind)
MadridSpain	Tue 12:55 PM	−8h (behind)
JohannesburgSouth Africa	Tue 1:55 PM	−7h (behind)
DubaiUnited Arab Emirates	Tue 3:55 PM	−5h (behind)
MumbaiIndia	Tue 5:25 PM	−3h 30m (behind)
SingaporeSingapore	Tue 7:55 PM	−1h (behind)
ShanghaiChina	Tue 7:55 PM	−1h (behind)
TokyoJapan	Tue 8:55 PM	Same time
SydneyAustralia	Tue 10:55 PM	+2h (ahead)
AucklandNew Zealand	Wed 12:55 AM	+4h (ahead)

Other cities near Seongnam-si

All 146 cities in South Korea

Frequently asked questions

Place data from GeoNames (CC BY 4.0). Times follow the IANA time zone database; sunrise and sunset are computed for the city's coordinates.