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South Korea does NOT observe Daylight Saving Time. Local clocks remain constant throughout the year on standard time, with no seasonal spring/fall 1-hour adjustments.
Optimal overlapping time windows to schedule remote team meetings, vendor synchronization, and client calls between major global economic regions and South Korea.
Timezone Twins: The following countries and territories share the exact same standard clock as South Korea:
The directory below details the official time zone designations, IANA database identifiers, real-time clocks, and standard UTC offsets active across South Korea.
Select a metropolitan center below to view dedicated city clocks, localized solar schedules, and weather patterns.
Complete schedule of national holidays, bank closures, religious festivals, and observances. Switch between years (2024–2028) and filter by holiday category:
| Date | Holiday Name | Classification | Calendar Basis | Office Status |
|---|---|---|---|---|
| 2026-01-01 | New Year's Day | Public | gregorian | Closed 🔴 |
| 2026-02-11 | Seollal (Lunar New Year) | Public | lunar | Closed 🔴 |
| 2026-08-15 | National Liberation Day | Public | gregorian | Closed 🔴 |
| 2026-10-02 | Chuseok (Korean Thanksgiving) | Public | lunar | Closed 🔴 |
| 2026-10-09 | Hangul Day | Public | gregorian | Closed 🔴 |
| 2026-12-25 | Christmas Day | Public | gregorian | Closed 🔴 |
| 2026-05-05 | Children's Day | Public | gregorian | Closed 🔴 |
| 2026-05-24 | Buddha's Birthday | Public | lunar | Closed 🔴 |
| 2026-10-01 | Army Day | Observance | gregorian | Open 🟢 |
| 2026-11-09 | Navy Day | Observance | gregorian | Open 🟢 |
| 2026-10-20 | Air Force Day | Observance | gregorian | Open 🟢 |
| 2026-05-15 | Teachers' Day | Observance | gregorian | Open 🟢 |
| 2026-05-08 | Parents' Day | Observance | gregorian | Open 🟢 |
| 2026-07-17 | Constitution Day | Public | gregorian | Closed 🔴 |
| 2026-10-03 | National Foundation Day | Public | gregorian | Closed 🔴 |
| 2026-09-21 | World Peace Day | Observance | gregorian | Open 🟢 |
| 2026-10-09 | Sports Day | Public | gregorian | Closed 🔴 |
| 2026-06-06 | Memorial Day | Public | gregorian | Closed 🔴 |
| 2026-11-22 | Farmers Day | Observance | gregorian | Open 🟢 |
| 2026-11-24 | Fishermen's Day | Observance | gregorian | Open 🟢 |
| 2026-03-21 | Traffic Safety Day | Observance | gregorian | Open 🟢 |
| 2026-06-05 | Environment Day | Observance | gregorian | Open 🟢 |
| 2026-04-09 | Anti-Corruption Day | Observance | gregorian | Open 🟢 |
| 2026-11-09 | Fire Day | Observance | gregorian | Open 🟢 |
Physiological time difference and circadian adjustment expectations when traveling to South Korea:
Official format conventions and time standards recognized in South Korea:
| Preferred Date Format | YYYY-MM-DD |
|---|---|
| Standard Clock Format | 24-hour |
| First Day of the Week | Monday |
| 24-Hour Military Clock Used? | Yes |
South Korea has consistently used KST (UTC+9) since its standardization.
The current time in South Korea is based on Asia/Seoul with a UTC offset of UTC+09:00. Real-time clocks above are synchronized with high-precision atomic stratum-1 time servers.
No, South Korea does not observe Daylight Saving Time. Clocks remain on standard time all year.
Standard business hours in South Korea are typically 09:00 - 18:00, Monday through Friday.
Refer to the Remote Work Call Planner section above for region-specific recommended calling windows from the US, Europe, and Asia-Pacific.
The international telephone dialing code for South Korea is +82.