Records for Waterloo Area, Iowa (ALOthr) on 05-23
Record Highs
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1: 93°F (1921)
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2: 90°F (1975)
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3: 89°F (1994)
Record Lows
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1: 31°F (1963)
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2: 31°F (1931)
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3: 31°F (1917)
Lowest Highs
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1: 70°F (2010)
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2: 67°F (1991)
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3: 67°F (1975)
Highest Lows
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1: 51°F (2001)
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2: 54°F (1907)
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3: 59°F (1982)
Highest May temperature:
108°F on 05-31-1934.
Lowest May temperature:
22°F on 05-03-2005.
Average temperature is 64.3°F
Average high is 75.5°F
Average low is 53.1°F
Temperature data from 1895 to 2022.
Record Precipitation
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1: 1.54" (2007)
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2: 1.38" (1952)
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3: 1.23" (1998)
Precipitation data from 1895 to 2022.