Records for Sioux Falls Area, South Dakota (FSDthr) on 05-21
Record Highs
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1: 93°F (1964)
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2: 90°F (1925)
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3: 90°F (1921)
Record Lows
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1: 25°F (1931)
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2: 26°F (1895)
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3: 33°F (1963)
Lowest Highs
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1: 68°F (1964)
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2: 68°F (1921)
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3: 65°F (2007)
Highest Lows
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1: 49°F (1917)
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2: 50°F (1969)
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3: 51°F (1963)
Highest May temperature:
104°F on 05-30-1934.
Lowest May temperature:
17°F on 05-04-1967.
Average temperature is 61.6°F
Average high is 72.2°F
Average low is 51°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 2.09" (1893)
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2: 1.71" (1962)
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3: 1.46" (1916)
Precipitation data from 1893 to 2022.