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Sioux Falls, South Dakota Weather:
Saturday, March 21, 2026
Cloudy Weather
Day 46°
Night 19°
Precipitation 2 %
Wind 6 mph
Weather Forecast History
Last Year's Weather on This Day (March 21, 2025)
Sunny with a Chance of Thunderstorms

Day

55°

Night

27°

Wind

19 mph

UV Index

3

Precipitation

55 %