Records for Waterloo Area, Iowa (ALOthr) on 12-09
Record Highs
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1: 61°F (1946)
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2: 58°F (1939)
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3: 55°F (2020)
Record Lows
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1: -16°F (1917)
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2: -12°F (1977)
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3: -11°F (1927)
Lowest Highs
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1: 38°F (2004)
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2: 38°F (1899)
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3: 37°F (1918)
Highest Lows
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1: -4°F (1917)
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2: -3°F (1977)
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3: 0°F (1919)
Highest December temperature:
74°F on 12-15-2021.
Lowest December temperature:
-29°F on 12-10-1919.
Average temperature is 27.4°F
Average high is 35.9°F
Average low is 19°F
Temperature data from 1895 to 2022.
Record Precipitation
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1: 0.43" (2009)
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2: 0.31" (2022)
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3: 0.30" (1918)
Precipitation data from 1895 to 2022.