Records for Waterloo Area, Iowa (ALOthr) on 12-18
Record Highs
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1: 57°F (2002)
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2: 57°F (1923)
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3: 56°F (1962)
Record Lows
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1: -23°F (1983)
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2: -20°F (1950)
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3: -19°F (1985)
Lowest Highs
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1: 39°F (2002)
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2: 33°F (1982)
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3: 32°F (1993)
Highest Lows
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1: -8°F (1983)
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2: -3°F (2016)
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3: -2°F (1963)
Highest December temperature:
74°F on 12-15-2021.
Lowest December temperature:
-29°F on 12-10-1919.
Average temperature is 24.5°F
Average high is 32.6°F
Average low is 16.3°F
Temperature data from 1895 to 2022.
Record Precipitation
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1: 0.93" (1968)
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2: 0.40" (1957)
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3: 0.30" (2008)
Precipitation data from 1895 to 2022.