Right now, local time in Seongnam-si is 05:33 (GMT+9, UTC+09:00), and today is Wednesday, October 28, 2026. The live clock above updates every second.
Seongnam-si ranks #627 worldwide by population and #11 in South Korea.
Time zone info
- Time zone
- Asia/Seoul GMT+9
- UTC offset
- UTC+09:00
- Daylight saving
- Not observed
- Solar time
- Clocks run about 16m behind the sun
- ISO week
- Week 44
Sunrise, sunset & moon today
- Sunrise
- 06:52
- Sunset
- 17:40
- Day length
- 10h 48m
- Solar noon
- 12:16
- Daylight range
- 9h 35m (winter) – 14h 45m (summer)
- Moon phase
- 🌖 Waning Gibbous · 97% illuminated
Full sunrise & sunset timetable for Seongnam-si — golden hour, twilight and month view →
📍 Location & geography
- Coordinates
- 37.4386° N, 127.1378° E
- Hemisphere
- Northern · Eastern
- Elevation
- At or near sea level
- Region
- Gyeonggi-do
- Country
- 🇰🇷 South Korea
- Population
- 914,832 · #627 worldwide
🌍 Antipode — the opposite side of the Earth
Dig straight down from Seongnam-si through the centre of the Earth and you surface on the far side of the planet, at the antipode.
- Antipode coordinates
- 37.44° S, 52.86° W
- Hemisphere
- Southern · Western
- What lies there
- Land — nearest tracked city is La Paloma, Uruguay, about 330 km away
- Local time at the antipode
- 17:33 GMT-3 (America/Montevideo)
- Through the Earth
- ≈ 12,742 km in a straight line (≈ 20,015 km along the surface)
🕌 Prayer times in Seongnam-si today MWL
- Fajr
- 05:24
- Sunrise
- 06:52
- Dhuhr
- 12:16
- Asr
- 15:14
- Maghrib
- 17:38
- Isha
- 19:01
- Qibla direction
- 285.8° from north (WNW (286°))
Full prayer timetable for Seongnam-si — this month, 7-day forecast and Qibla →
Seongnam-si sits in the Asia/Seoul time zone, UTC+09:00. This location keeps the same UTC offset all year round. Today brings 10h 48m of daylight, and nights are longer than days. It is one of the 306 cities we cover in South Korea.
Seongnam-si's nearest major hub of the ones tracked below is Tokyo, 1,137 km away; even São Paulo lies some 18,360 km off. Its position on the globe is 37.44° N, 127.14° E, and the point on the exact opposite side of the Earth is described in the antipode section below.
Time difference with major cities
| Los Angeles | 13:33 | −16h |
| Chicago | 15:33 | −14h |
| São Paulo | 17:33 | −12h |
| London | 20:33 | −9h |
| Paris | 21:33 | −8h |
| Moscow | 23:33 | −6h |
| Dubai | 00:33 | −5h |
| Mumbai | 02:03 | −3h 30m |
| Singapore | 04:33 | −1h |
| Hong Kong | 04:33 | −1h |
| Tokyo | 05:33 | same time |
| Sydney | 07:33 | +2h |
Best time to call Seongnam-si
Standard business hours (9:00 – 17:00) in major hubs, expressed in Seongnam-si local time:
Cities sharing Seongnam-si's time zone
Distances from Seongnam-si
| Tokyo | 1,137 km | E (96°) |
| Hong Kong | 2,090 km | SW (220°) |
| Singapore | 4,669 km | SW (216°) |
| Mumbai | 5,613 km | W (264°) |
| Moscow | 6,625 km | NW (319°) |
| Dubai | 6,794 km | W (281°) |
| Sydney | 8,311 km | SSE (159°) |
| London | 8,877 km | NNW (330°) |
| Paris | 8,985 km | NNW (327°) |
| Los Angeles | 9,585 km | NE (49°) |
| Chicago | 10,517 km | NNE (25°) |
| São Paulo | 18,360 km | NNW (337°) |
Cities near Seongnam-si
FAQ
What time is it in Seongnam-si right now?
The live clock at the top of this page shows the current local time in Seongnam-si (South Korea), updated every second. It is currently week 44.
What time zone is Seongnam-si in?
Seongnam-si runs on the Asia/Seoul IANA time zone (UTC+09:00), currently abbreviated GMT+9.
Does Seongnam-si observe daylight saving time?
Seongnam-si does not observe daylight saving time — its UTC offset stays the same all year.
What time is sunrise and sunset in Seongnam-si today?
Seongnam-si sees sunrise at 06:52 and sunset at 17:40 today, giving 10h 48m of daylight.
What moon phase is visible over Seongnam-si tonight?
The moon phase over Seongnam-si tonight is 🌖 Waning Gibbous with 96.7% illumination.
What is the antipode of Seongnam-si?
The antipode of Seongnam-si — the point on the exact opposite side of the Earth — lies at 37.44° S, 52.86° W. It falls on land, near La Paloma, Uruguay, about 330 km from that city. The straight-line distance through the Earth is about 12,742 km.
How high above sea level is Seongnam-si?
Seongnam-si lies at or very near sea level.
What is solar time in Seongnam-si?
Solar time follows the Sun's actual position, with solar noon when the Sun is highest in the sky. In Seongnam-si, clocks run about 16 minutes behind local solar time, because the official time zone does not exactly match the Sun's position.