Records for Sioux City Area, Iowa (SUXthr) on 09-20
Record Highs
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1: 97°F (2022)
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2: 94°F (2005)
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3: 93°F (2010)
Record Lows
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1: 29°F (1918)
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2: 32°F (2006)
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3: 32°F (1896)
Lowest Highs
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1: 71°F (1931)
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2: 71°F (1895)
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3: 70°F (1941)
Highest Lows
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1: 46°F (1995)
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2: 50°F (1904)
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3: 51°F (1957)
Highest September temperature:
103°F on 09-02-2000.
Lowest September temperature:
24°F on 09-29-1945.
Average temperature is 62.9°F
Average high is 76.4°F
Average low is 49.3°F
Temperature data from 1889 to 2022.
Record Precipitation
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1: 2.70" (1902)
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2: 1.35" (1986)
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3: 1.17" (1923)
Precipitation data from 1889 to 2022.