Records for Des Moines Area, Iowa (DSMthr) on 09-15
Record Highs
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1: 97°F (1927)
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2: 96°F (1955)
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3: 96°F (1939)
Record Lows
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1: 37°F (2007)
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2: 38°F (1993)
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3: 38°F (1979)
Lowest Highs
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1: 73°F (1927)
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2: 71°F (2019)
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3: 71°F (1939)
Highest Lows
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1: 54°F (1903)
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2: 57°F (1916)
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3: 58°F (1881)
Highest September temperature:
101°F on 09-03-1939.
Lowest September temperature:
26°F on 09-28-1942.
Average temperature is 66.6°F
Average high is 77.4°F
Average low is 55.7°F
Temperature data from 1878 to 2022.
Record Precipitation
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1: 1.67" (1921)
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2: 1.52" (1895)
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3: 1.36" (1936)
Precipitation data from 1878 to 2022.