Records for Sioux Falls Area, South Dakota (FSDthr) on 09-15
Record Highs
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1: 99°F (1955)
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2: 93°F (2018)
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3: 92°F (1948)
Record Lows
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1: 28°F (1916)
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2: 30°F (2007)
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3: 32°F (2011)
Lowest Highs
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1: 76°F (1939)
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2: 71°F (2018)
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3: 68°F (1897)
Highest Lows
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1: 48°F (1965)
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2: 48°F (1903)
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3: 49°F (1912)
Highest September temperature:
104°F on 09-04-1913.
Lowest September temperature:
13°F on 09-29-1899.
Average temperature is 63.7°F
Average high is 75.3°F
Average low is 52.1°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 3.61" (2016)
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2: 1.50" (1988)
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3: 0.94" (2022)
Precipitation data from 1893 to 2022.