Records for Sioux City Area, Iowa (SUXthr) on 12-20
Record Highs
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1: 56°F (1900)
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2: 56°F (1894)
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3: 55°F (1979)
Record Lows
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1: -17°F (1961)
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2: -16°F (1916)
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3: -15°F (1983)
Lowest Highs
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1: 39°F (1923)
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2: 38°F (1918)
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3: 37°F (1894)
Highest Lows
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1: -4°F (1916)
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2: -1°F (1983)
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3: 1°F (1989)
Highest December temperature:
71°F on 12-06-1939.
Lowest December temperature:
-28°F on 12-29-1917.
Average temperature is 22.2°F
Average high is 32.1°F
Average low is 12.2°F
Temperature data from 1889 to 2022.
Record Precipitation
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1: 0.62" (1920)
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2: 0.59" (1911)
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3: 0.56" (1914)
Precipitation data from 1889 to 2022.