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Sioux Falls, South Dakota Weather:
Wednesday, March 18, 2026
Sunny Weather
Day 43°
Night 27°
Precipitation 93 %
Wind 25 mph
Weather Forecast History
Last Year's Weather on This Day (March 18, 2025)
Cloudy Weather

Day

54°

Night

30°

Wind

21 mph

UV Index

4

Precipitation

1 %