Eastern South Dakota
Central TimeUSA time now
Current time in South Dakota
Current time in South Dakota
South Dakota · primary zone
8:42:34 PM
Sat, Oct 31, 2026CDT
Western South Dakota
Mountain TimeState data
South Dakota overviewIANA timezone
America/Chicago
Major cities
Sioux Falls
8:42 PM
Sat, Oct 31, 2026 · CDT
Rapid City
7:42 PM
Sat, Oct 31, 2026 · MDT
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Converting 10:42 in Tokyo, JP (GMT+9) → all U.S. zones. Times use official IANA zones (DST applied automatically).
| U.S. zone | Local time | Date | Note |
|---|---|---|---|
| Eastern Time EDT | 9:42 PM | Sat, Oct 31, 2026 | previous day |
| Central Time CDT | 8:42 PM | Sat, Oct 31, 2026 | previous day |
| Mountain Time MDT | 7:42 PM | Sat, Oct 31, 2026 | previous day |
| Pacific Time PDT | 6:42 PM | Sat, Oct 31, 2026 | previous day |
| Alaska Time AKDT | 5:42 PM | Sat, Oct 31, 2026 | previous day |
| Hawaii–Aleutian Time HST · no DST | 3:42 PM | Sat, Oct 31, 2026 | previous day |
| Arizona (Mountain Standard) MST · no DST | 6:42 PM | Sat, Oct 31, 2026 | previous day |
| Atlantic Time (Puerto Rico) AST · no DST | 9:42 PM | Sat, Oct 31, 2026 | previous day |
| Chamorro Time GMT+10 · no DST | 11:42 AM | Sun, Nov 1, 2026 | — |
| Samoa Standard Time GMT-11 · no DST | 2:42 PM | Sat, Oct 31, 2026 | previous day |
Live clocks refresh about every 30s (last tick 10:42 AM source-local). Prefer a city page? Browse the U.S. time zones list.