Records for Waterloo Area, Iowa (ALOthr) on 05-30
Record Highs
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1: 100°F (1934)
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2: 94°F (1939)
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3: 92°F (2010)
Record Lows
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1: 35°F (1930)
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2: 36°F (1924)
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3: 37°F (1897)
Lowest Highs
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1: 71°F (2022)
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2: 69°F (1937)
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3: 68°F (1895)
Highest Lows
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1: 56°F (1967)
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2: 61°F (1983)
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3: 61°F (1965)
Highest May temperature:
108°F on 05-31-1934.
Lowest May temperature:
22°F on 05-03-2005.
Average temperature is 66.9°F
Average high is 77.9°F
Average low is 55.8°F
Temperature data from 1895 to 2022.
Record Precipitation
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1: 0.96" (2007)
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2: 0.91" (2008)
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3: 0.90" (2000)
Precipitation data from 1895 to 2022.