Records for Des Moines Area, Iowa (DSMthr) on 07-20
Record Highs
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1: 108°F (1934)
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2: 104°F (1983)
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3: 103°F (1901)
Record Lows
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1: 53°F (1880)
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2: 54°F (1970)
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3: 55°F (1884)
Lowest Highs
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1: 79°F (2011)
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2: 78°F (1983)
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3: 78°F (1974)
Highest Lows
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1: 69°F (1993)
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2: 72°F (1880)
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3: 73°F (1996)
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: 2.41" (1907)
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2: 1.83" (1973)
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3: 1.73" (1948)
Precipitation data from 1878 to 2022.