Current Time in Seongnam-si, South Korea 🇰🇷
The current local time in Seongnam-si, South Korea is 20:30:22 (KST) on Tuesday, 30 June 2026. Seongnam-si is not currently observing daylight saving time. The city has a population of about 1,031,935. The sun rises at about 05:13 and sets at 19:56 today (14h 43m of daylight).
- Sunrise 05:13
- Sunset 19:56
- 14h 43m daylight
Time zone & daylight saving in Seongnam-si
Seongnam-si, South Korea keeps KST (UTC+09:00). Seongnam-si does not change its clocks for daylight saving, so its offset from UTC stays the same all year.
Today the sun rises at about 05:13 and sets at about 19:56 local time, giving Seongnam-si 14h 43m of daylight.
Right now it is 20:30 on Tuesday in Seongnam-si (UTC+09:00). When it is 20:30 here, it is 07:30 in New York (13h behind), so a quick look at the world clock beats doing the math in your head before a call.
Need a reminder on Seongnam-si time rather than your own clock? A browser alarm handles that as long as the tab stays open and the device is awake - here is how an online alarm clock works.
Quick scheduling notes for Seongnam-si
- Use the Asia/Seoul IANA zone when you need the exact rule set for software, calendars, or travel planning.
- Daylight saving is not active now, but it can still affect future dates in some places.
- For a future call, use the time zone converter and then set a matching online alarm.
Time difference from Seongnam-si to major cities
| City | Current time | Difference |
|---|---|---|
| New York | 07:30 Tue | 13h behind |
| Los Angeles | 04:30 Tue | 16h behind |
| London | 12:30 Tue | 8h behind |
| Paris | 13:30 Tue | 7h behind |
| Dubai | 15:30 Tue | 5h behind |
| Mumbai | 17:00 Tue | 3.5h behind |
| Singapore | 19:30 Tue | 1h behind |
| Tokyo | 20:30 Tue | same time |
| Sydney | 21:30 Tue | 1h ahead |
Best next checks from Seongnam-si
Compare Seongnam-si with nearby business hubs, then follow the city links above for live local clocks. You can also browse more time pages for South Korea.
Business-hours overlap from Seongnam-si
For a normal business-hours call, 16:00-17:00 in Seongnam-si overlaps with 09:00-10:00 in Paris.
| Compare with | Seongnam-si time | Other city time | Overlap |
|---|---|---|---|
| New York | - | - | No standard 09:00-17:00 overlap |
| Los Angeles | - | - | No standard 09:00-17:00 overlap |
| London | - | - | No standard 09:00-17:00 overlap |
| Paris | 16:00-17:00 | 09:00-10:00 | 1 hour |
| Dubai | 14:00-17:00 | 09:00-12:00 | 3 hours |
| Mumbai | 12:30-17:00 | 09:00-13:30 | 4.5 hours |
Simple meeting rule
Pick a slot that lands inside both workdays, then confirm the date again if the meeting is near a daylight saving change.
Seongnam-si time - Frequently asked questions
What time zone is Seongnam-si in?
Seongnam-si uses KST (UTC+09:00). It stays on the same UTC offset all year, with no daylight saving changes.
Does Seongnam-si observe daylight saving time?
No - Seongnam-si keeps the same time offset throughout the year.
What time are sunrise and sunset in Seongnam-si today?
Today the sun rises around 05:13 and sets around 19:56 in Seongnam-si, about 14h 43m of daylight.
What is the time difference between Seongnam-si and other cities?
When it is 20:30 in Seongnam-si, it is 07:30 in New York (13h behind). See the table above for Seongnam-si's difference from other major cities.
How Alarm.now calculates time in Seongnam-si
Live clock source
The clock uses the current time with the Asia/Seoul IANA time zone, then updates in your browser every second. Country context comes from the South Korea time page.
Local entity signals for Seongnam-si
These facts help separate this city page from a generic clock page: the place, country, coordinates, time-zone rule set, and daylight context are all tied to Seongnam-si.
| Country | South Korea |
|---|---|
| IANA zone | Asia/Seoul (UTC+09:00) |
| Coordinates | 37.44, 127.14 |
| Population signal | About 1,031,935 people |
| Today's daylight | Sunrise 05:13, sunset 19:56, 14h 43m total daylight |
Best internal links from this city
Start with this live city clock, then move to the exact Asia/Seoul time-zone page for rules, the South Korea country page for nearby cities, and the time zone converter for future dates.
Future-date checks
For future meetings, compare the city time with the time zone converter because daylight saving changes can shift the offset on a later date.
Lat/Long: 37.44° N, 127.14° E
Population: 1,031,935
Country: 🇰🇷 South Korea
Timezone: KST
Daylight Saving Time: No ❌
Standard Timezone Abbreviations used in South Korea: KST