Sioux Falls, South Dakota, United States (City)     Current Local Time: In 24-hour Notation: Sun., May. 10, 2026 06:16:37 P.M. CDT Sun., May. 10, 2026 18:16:37 CDT Local Time Zone: America/Chicago Currently Observing: Daylight Savings Time Universal Coordinated Time: Sun., May. 10, 2026 23:16:37 UTC/GMT

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