Records for Sioux City Area, Iowa (SUXthr) on 09-18
Record Highs
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1: 101°F (1895)
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2: 95°F (1947)
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3: 92°F (2005)
Record Lows
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1: 30°F (1901)
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2: 31°F (1902)
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3: 33°F (1991)
Lowest Highs
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1: 74°F (1947)
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2: 71°F (1907)
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3: 68°F (2013)
Highest Lows
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1: 51°F (1901)
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2: 52°F (1991)
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3: 52°F (1900)
Highest September temperature:
103°F on 09-02-2000.
Lowest September temperature:
24°F on 09-29-1945.
Average temperature is 63.6°F
Average high is 77°F
Average low is 50.1°F
Temperature data from 1889 to 2022.
Record Precipitation
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1: 3.17" (1905)
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2: 2.29" (2018)
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3: 1.88" (1900)
Precipitation data from 1889 to 2022.