Records for Des Moines Area, Iowa (DSMthr) on 07-21
Record Highs
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1: 107°F (1934)
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2: 104°F (1974)
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3: 104°F (1901)
Record Lows
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1: 51°F (1947)
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2: 52°F (1970)
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3: 52°F (1944)
Lowest Highs
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1: 83°F (1934)
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2: 78°F (2016)
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3: 78°F (1932)
Highest Lows
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1: 70°F (1973)
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2: 70°F (1880)
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3: 71°F (1990)
Highest July temperature:
110°F on 07-25-1936.
Lowest July temperature:
47°F on 07-30-1971.
Average temperature is 76.3°F
Average high is 85.8°F
Average low is 66.7°F
Temperature data from 1878 to 2022.
Record Precipitation
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1: 2.33" (1933)
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2: 1.74" (1961)
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3: 1.31" (1891)
Precipitation data from 1878 to 2022.