Time Zone Information
Koesan, South Korea
Current Time
00:28:44
Tuesday, November 3, 2026 local time in Koesan
Koesan, South Korea uses the Asia/Seoul time zone, currently UTC+9.
This zone does not observe daylight saving time, so the offset stays UTC+9 all year round. That makes scheduling predictable, but it also means the gap to DST-observing cities shifts twice a year.
Time zone names come from the IANA tz database, the same source operating systems use, so the offset shown matches what your calendar will apply to a meeting in Koesan.
Time Zone
| City | Koesan |
|---|---|
| Country | South Korea |
| Time Zone (IANA) | Asia/Seoul |
| UTC Offset | UTC+9 |
| Coordinates | 36.8108300, 127.7947200 |
| Population | 44,461 |
Daylight Saving Time (DST)
No DST Koesan does not observe daylight saving time. The UTC offset stays UTC+9 all year round.
Related Cities in Asia/Seoul
| City | Country | Population |
|---|---|---|
| Seoul | South Korea | 10,349,312 |
| Busan | South Korea | 3,285,147 |
| Incheon | South Korea | 3,015,482 |
| Daegu | South Korea | 2,365,523 |
| Daejeon | South Korea | 1,441,203 |
| Gwangju | South Korea | 1,401,235 |
| Suwon | South Korea | 1,234,582 |
| Ulsan | South Korea | 1,098,421 |
| Goyang-si | South Korea | 1,061,752 |
| Changwon | South Korea | 1,025,702 |
Frequently Asked Questions
Koesan, South Korea is in the Asia/Seoul time zone. The UTC offset is UTC+9.
The current UTC offset for Koesan is UTC+9. Note that this may change during daylight saving time.
No, Koesan does not observe daylight saving time. The UTC offset stays the same all year.