Records for Des Moines Area, Iowa (DSMthr) on 09-29
Record Highs
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1: 90°F (2002)
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2: 90°F (1981)
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3: 90°F (1897)
Record Lows
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1: 28°F (1984)
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2: 28°F (1899)
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3: 30°F (1908)
Lowest Highs
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1: 68°F (1982)
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2: 65°F (1923)
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3: 65°F (1904)
Highest Lows
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1: 43°F (1985)
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2: 49°F (1972)
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3: 49°F (1920)
Highest September temperature:
101°F on 09-03-1939.
Lowest September temperature:
26°F on 09-28-1942.
Average temperature is 60.9°F
Average high is 71.9°F
Average low is 50°F
Temperature data from 1878 to 2022.
Record Precipitation
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1: 1.38" (1985)
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2: 1.32" (1995)
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3: 1.11" (1893)
Precipitation data from 1878 to 2022.