Records for Des Moines Area, Iowa (DSMthr) on 09-04
Record Highs
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1: 99°F (1913)
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2: 98°F (1925)
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3: 97°F (2012)
Record Lows
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1: 40°F (1891)
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2: 42°F (1974)
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3: 46°F (1902)
Lowest Highs
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1: 76°F (2014)
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2: 74°F (1881)
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3: 73°F (1990)
Highest Lows
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1: 64°F (1885)
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2: 65°F (1896)
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3: 66°F (2008)
Highest September temperature:
101°F on 09-03-1939.
Lowest September temperature:
26°F on 09-28-1942.
Average temperature is 70.1°F
Average high is 80.5°F
Average low is 59.7°F
Temperature data from 1878 to 2022.
Record Precipitation
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1: 1.98" (1994)
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2: 1.95" (1920)
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3: 1.47" (1971)
Precipitation data from 1878 to 2022.