Records for Dubuque Area, Iowa (DBQthr) on 05-15
Record Highs
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1: 90°F (1944)
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2: 89°F (1941)
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3: 89°F (1894)
Record Lows
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1: 32°F (2016)
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2: 32°F (1997)
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3: 33°F (2004)
Lowest Highs
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1: 67°F (2001)
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2: 67°F (1911)
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3: 66°F (1894)
Highest Lows
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1: 43°F (1907)
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2: 45°F (1942)
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3: 46°F (1940)
Highest May temperature:
104°F on 05-31-1934.
Lowest May temperature:
21°F on 05-03-2005.
Average temperature is 59.8°F
Average high is 70.6°F
Average low is 48.9°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 1.30" (1943)
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2: 0.99" (1986)
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3: 0.70" (1990)
Precipitation data from 1873 to 2022.