Records for Sioux Falls Area, South Dakota (FSDthr) on 09-19
Record Highs
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1: 100°F (1895)
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2: 95°F (1984)
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3: 93°F (1910)
Record Lows
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1: 27°F (1991)
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2: 29°F (1896)
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3: 32°F (1971)
Lowest Highs
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1: 70°F (2021)
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2: 70°F (1940)
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3: 69°F (2004)
Highest Lows
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1: 50°F (1965)
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2: 53°F (1975)
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3: 53°F (1901)
Highest September temperature:
104°F on 09-04-1913.
Lowest September temperature:
13°F on 09-29-1899.
Average temperature is 62.3°F
Average high is 74.1°F
Average low is 50.5°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 2.66" (2018)
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2: 1.90" (1923)
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3: 1.63" (1906)
Precipitation data from 1893 to 2022.