South Korea · KST
Tue, 15 Sept 2026
Timezone Guide
Suwon, South Korea runs on UTC+9. This time zone stays fixed year-round at UTC+9 — daylight saving time is not observed. There is a 13-hour difference between Suwon and New York. Standard working hours don't overlap at all with New York, so meetings need an early or late slot on one side. There is a 8-hour difference between Suwon and London. Standard 9-to-6 working hours overlap for about 1 hours a day with London. A good time to connect: 17:00–18:00 in Suwon lines up with 09:00–10:00 in London. Suwon and Tokyo currently share the same clock. Standard 9-to-6 working hours overlap for about 9 hours a day with Tokyo. A good time to connect: 09:00–18:00 in Suwon lines up with 09:00–18:00 in Tokyo. This timezone is also shared with cities such as Seoul, Pyongyang, Osaka. Keeping these offsets in mind makes it easier to schedule calls or travel to and from Suwon.
Practical Info
Suwon (South Korea) is home to roughly 1.2M people. Today brings about 14.7 hours of daylight: sunrise at 05:12, sunset at 19:54. This time zone stays fixed year-round at UTC+9 — daylight saving time is not observed. It sits in the Northern Hemisphere, about 37° north of the equator. Traffic drives on the right.
Flag
South Korea
Capital
Seoul
Continent
Asia
Time Zone
KST · Asia/Seoul
Coordinates
37.26°N, 127.01°E
Currency
KRW (₩)
Calling Code
+82
Driving Side
Right
Hemisphere
Northern
Language
Korean
Measurement System
Metric
Did You Know?
Hwaseong fortress was built between 1794 and 1796 using a pulley crane designed by the scholar Jeong Yak-yong, which cut the expected construction time roughly in half. The detailed building records survived, which is why the wall could be accurately restored after wartime damage.
The clock: Suwon keeps UTC+9 and is about 30 km from Seoul, connected by the metro.
Annual Daylight
Working Hours
3h overlap