Current Time in Sejong, South Korea

View the live local time, time zone details, current weather, and sunrise and sunset information for Sejong.

Live Clock in Sejong

UTC +09:00
No DST

Time Zone and City Information

Time Zone: Asia/Seoul

Country: South Korea South Korea Flag

Continent: Asia

Currency: Won (KRW)

Languages: Korean

Phone Prefix: 82

Latitude: 36.59245°N

Longitude: 127.29223°E

Current Weather in Sejong

Condition: Weather icon Partly cloudy

Temperature: 20°C (68°F)

min: 15°C (59°F) - max: 22°C (72°F)

Pressure: 1013 hPa

Humidity: 65%

Wind: 10 km/h

Sunrise: 06:30 AM

Sunset: 06:30 PM

Forecast for Sejong

2026-07-19 (Tomorrow)

Condition: Weather icon Sunny

Max Temperature: 22°C (72°F)

Min Temperature: 15°C (59°F)

Pressure: 1013 hPa

Humidity: 60%

Wind: 12 km/h

Sunrise: 06:30 AM

Sunset: 06:30 PM

2026-07-20 (Day After Tomorrow)

Condition: Weather icon Partly cloudy

Max Temperature: 21°C (70°F)

Min Temperature: 14°C (57°F)

Pressure: 1012 hPa

Humidity: 62%

Wind: 11 km/h

Sunrise: 06:30 AM

Sunset: 06:30 PM

Sejong

Sejong is South Korea's newest and most ambitious city — a purpose-built administrative capital located in the center of the Korean Peninsula, roughly 120 kilometers south of Seoul. Officially designated a Special Autonomous City in 2012, Sejong was created to decentralize South Korea's government functions away from the overcrowded Seoul Capital Area and to promote more balanced national development. It represents one of the most significant urban planning projects in modern Asia.

The city's population has grown at a remarkable pace since its establishment, rising from a few tens of thousands in its early years to over 380,000 by the mid-2020s, with projections aiming for 500,000 or more as development continues. Dozens of central government ministries and agencies have relocated their headquarters to Sejong, transforming it into the functional heart of South Korean public administration even as the National Assembly and the Blue House remain in Seoul.

The land on which Sejong now stands was formerly occupied by the rural Yeongi-Gongju area of South Chungcheong Province. The decision to build a new administrative city was debated intensely in South Korean politics for many years before construction began in earnest in the mid-2000s. The city was named in honor of Sejong the Great, the highly revered fifteenth-century Joseon dynasty king who commissioned the creation of the Korean alphabet, Hangul, and is remembered as one of Korea's greatest monarchs.

Despite its youth, Sejong has developed a range of cultural and recreational facilities befitting a national capital. The Government Complex Sejong is an architecturally striking complex that houses multiple ministries within a single interconnected structure designed to resemble a series of connected arches when seen from above. The National Library of Korea's Sejong branch, a network of parks, and a scenic central lake park provide residents and visitors with ample leisure options. Lake Park, at the heart of the city, serves as a focal point for community life.

Culturally, Sejong is still building its identity. As a planned city populated largely by civil servants and young families relocating from Seoul, it has a distinctive demographic profile. The city is clean, organized, and modern in character, with well-designed public spaces and a quality of urban infrastructure that reflects the ambitions of its planners. The Sejong Arts Center and various community cultural programs are working to foster a sense of local identity and creative life.

Public transportation is a strong point of Sejong's urban design. The city features a Bus Rapid Transit (BRT) system with dedicated lanes that efficiently connects residential areas, government districts, and transport hubs. High-speed train services connect Sejong to Seoul and other major cities, and the BRT links directly to nearby intercity rail stations. The city was designed from the outset to encourage walking, cycling, and public transit use.

Education is central to Sejong's profile. Sejong University and several other institutions have campuses in or near the city, and the concentration of government research agencies in the area has created a knowledge-intensive environment. The city also hosts several think tanks and policy research institutes connected to the ministries housed there.

Sejong is a fascinating experiment in deliberate city-building — a place that did not exist a generation ago and is now shaping the future of South Korean governance and urban life. Its story is still unfolding, making it one of the most interesting cities to watch in the Asia-Pacific region.

Time Difference Between Sejong and Other Cities

Compare current time in Sejong with major cities worldwide.
Find the best meeting times and check business hour overlap.

New York

New York <-> Sejong + 13 hours

Working overlap 0h

London

London <-> Sejong + 8 hours

Working overlap 0h

Paris

Paris <-> Sejong + 7 hours

Working overlap 1h

Sejong: 16.00-17.00
Paris: 09.00-10.00

Dubai

Dubai <-> Sejong + 5 hours

Working overlap 3h

Sejong: 14.00-17.00
Dubai: 09.00-12.00

Singapore

Singapore <-> Sejong + 1 hour

Working overlap 7h

Sejong: 10.00-17.00
Singapore: 09.00-16.00

Sydney

Sydney <-> Sejong - 1 hour

Working overlap 7h

Sejong: 09.00-16.00
Sydney: 10.00-17.00

Los Angeles

Los Angeles <-> Sejong + 16 hours

Working overlap 0h

Hong Kong

Hong Kong <-> Sejong + 1 hour

Working overlap 7h

Sejong: 10.00-17.00
Hong Kong: 09.00-16.00

Toronto

Toronto <-> Sejong + 13 hours

Working overlap 0h

Frequently Asked Questions About Time in Sejong

Common questions about the local time, time zone, and daylight saving time in Sejong, South Korea.

The live clock on the Details tab shows the current local time in Sejong.

Sejong is located in the Korea Standard Time (KST) zone. The UTC offset is UTC+9:00 throughout the year.

No. South Korea does not use daylight saving time (DST). The time in Sejong remains UTC+9:00 all year round.

Use the Time Difference tab. Enter any city there and you will see the time difference between that city and Sejong.

Typical office hours in Sejong are:

Monday to Friday
09:00–18:00 KST

Some companies may start earlier or finish later.

Most smartphones automatically switch to the correct local time when connected to a mobile network or when automatic time zone settings are enabled.

Gradually adjusting your sleep schedule before departure, staying hydrated, and spending time in daylight after arrival can help reduce jet lag. For a full routine, see our guide on how to beat jet lag.