Records for Sioux City Area, Iowa (SUXthr) on 05-18
Record Highs
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1: 99°F (1934)
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2: 96°F (1970)
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3: 95°F (1996)
Record Lows
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1: 33°F (1915)
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2: 34°F (2002)
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3: 34°F (1916)
Lowest Highs
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1: 70°F (1911)
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2: 69°F (1934)
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3: 68°F (1964)
Highest Lows
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1: 45°F (1930)
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2: 51°F (1957)
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3: 52°F (1968)
Highest May temperature:
106°F on 05-14-2013.
Lowest May temperature:
23°F on 05-01-1909.
Average temperature is 60.4°F
Average high is 72.4°F
Average low is 48.4°F
Temperature data from 1889 to 2022.
Record Precipitation
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1: 1.35" (1962)
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2: 1.19" (1990)
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3: 0.78" (1919)
Precipitation data from 1889 to 2022.