Sioux Falls, South Dakota, United States (City)     Current Local Time: In 24-hour Notation: Tue., Jul. 21, 2026 03:06:58 P.M. CDT Tue., Jul. 21, 2026 15:06:58 CDT Local Time Zone: America/Chicago Currently Observing: Daylight Savings Time Universal Coordinated Time: Tue., Jul. 21, 2026 20:06:58 UTC/GMT

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