Records for Des Moines Area, Iowa (DSMthr) on 12-31
Record Highs
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1: 61°F (1965)
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2: 61°F (1891)
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3: 60°F (2011)
Record Lows
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1: -15°F (2017)
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2: -15°F (1968)
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3: -12°F (1976)
Lowest Highs
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1: 43°F (1896)
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2: 42°F (1890)
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3: 38°F (1904)
Highest Lows
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1: -2°F (2017)
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2: -1°F (1968)
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3: 1°F (1973)
Highest December temperature:
74°F on 12-15-2021.
Lowest December temperature:
-22°F on 12-23-1989.
Average temperature is 23.7°F
Average high is 31.9°F
Average low is 15.6°F
Temperature data from 1878 to 2022.
Record Precipitation
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1: 1.37" (1931)
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2: 1.12" (2006)
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3: 0.46" (1977)
Precipitation data from 1878 to 2022.