| Current: | KST — Korea Standard Time |
|---|---|
| Current Offset: | UTC/GMT +9 hours |
| Difference: | 13 hours ahead of Columbus |
1949 Time Zones - Seoul
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
The graph above illustrates clock changes in Seoul during 1949.
Time Changes in Seoul Over the Years
Daylight Saving Time (DST) changes do not necessarily occur on the same date every year.
| Year | Date & Time | Abbreviation | Time Change | Offset After |
|---|---|---|---|---|
| 1925 — 1944 | No changes, UTC +9 hours all of the period | |||
| 1945 | Sat, Sep 8 at 12:00 am | JST → KST | No offset (New TZ abbr) | UTC+9h |
| 1946 — 1947 | No changes, UTC +9 hours all of the period | |||
| 1948 | Tue, Jun 1 at 12:00 am | KST → KDT | +1 hour (DST start) | UTC+10h |
| Mon, Sep 13 at 12:00 am | KDT → KST | -1 hour (DST end) | UTC+9h | |
| 1949 | Sun, Apr 3 at 12:00 am | KST → KDT | +1 hour (DST start) | UTC+10h |
| Sun, Sep 11 at 12:00 am | KDT → KST | -1 hour (DST end) | UTC+9h | |
| * All times are local Seoul time. | ||||
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Seoul
South Korea
8:1217pm
Sunday, July 27, 2025