| South Dakota Mountain Standard Time Zone -7 | South Dakota Central Standard Time Zone -6 |
| List of South Dakota counties with county seats South Dakota,Current Local Time and Time Zones |
|
| Mountain Time Rapid City | Spearfish |
Central Time Pierre  | Sioux Falls |
| MST: Standard -7 MDT: Daylight -6 |
CST: Standard -6 CDT: Daylight -5 |
Capital 
Most populous city 
Capital of the country
| South Dakota, US daylight saving time 2025 | |
Starts + 1h  |
Ends - 1h  |
| March-9 Sun. 2:00 → 3:00 |
Nov.-2 Sun. 2:00 → 1:00 |
| 2nd Sunday in March, at 2:00 a.m., South Dakota, US turns the clock forward 1 hour | 1st Sunday in November, at 2:00 a.m., South Dakota, US turns the clock back 1 hour |
| A little more than half of South Dakota is in the Central Time Zone: Pierre, Sioux Falls... and almost half of South Dakota is in the Mountain time zone. | |
| Sout Dakota Mountain Time Zone: Rapid City, Spearfish... | |
 South Dakota Time Zone Map |
|
Clocks symbols:
Daylight Saving Time. UTC standard time, or winter time. 
No Daylight Saving Time throughout the year. 24 hour clock format
Clocks and symbols (daylight saving - winter) are updated in real time as the time changes in different South Dakota, US time zones.
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