Records for Sioux City Area, Iowa (SUXthr) on 05-20
Record Highs
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1: 98°F (1934)
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2: 96°F (1925)
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3: 94°F (2009)
Record Lows
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1: 32°F (1997)
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2: 33°F (1895)
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3: 35°F (2019)
Lowest Highs
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1: 68°F (1975)
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2: 68°F (1974)
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3: 68°F (1970)
Highest Lows
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1: 44°F (1892)
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2: 51°F (2017)
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3: 51°F (2015)
Highest May temperature:
106°F on 05-14-2013.
Lowest May temperature:
23°F on 05-01-1909.
Average temperature is 61.3°F
Average high is 73.2°F
Average low is 49.3°F
Temperature data from 1889 to 2022.
Record Precipitation
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1: 1.31" (1898)
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2: 1.21" (2011)
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3: 1.17" (1916)
Precipitation data from 1889 to 2022.