Records for Des Moines Area, Iowa (DSMthr) on 12-18
Record Highs
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1: 64°F (1976)
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2: 58°F (1939)
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3: 57°F (1923)
Record Lows
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1: -16°F (1985)
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2: -16°F (1983)
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3: -15°F (1884)
Lowest Highs
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1: 39°F (2002)
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2: 38°F (1939)
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3: 34°F (1982)
Highest Lows
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1: -5°F (1884)
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2: -3°F (1983)
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3: 1°F (1963)
Highest December temperature:
74°F on 12-15-2021.
Lowest December temperature:
-22°F on 12-23-1989.
Average temperature is 26.8°F
Average high is 34.9°F
Average low is 18.7°F
Temperature data from 1878 to 2022.
Record Precipitation
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1: 0.86" (1968)
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2: 0.56" (2008)
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3: 0.35" (2000)
Precipitation data from 1878 to 2022.