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Sioux Falls, South Dakota Weather:
Saturday, February 21, 2026
Cloudy Weather
Day 43°
Night 23°
Precipitation 56 %
Wind 6 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (February 21, 2025)
Sunny Weather

Day

27°

Night

10°

Wind

19 mph

UV Index

3

Precipitation

0 %