Records for Dubuque Area, Iowa (DBQthr) on 09-20
Record Highs
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1: 93°F (2022)
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2: 92°F (1895)
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3: 91°F (1940)
Record Lows
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1: 28°F (1956)
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2: 31°F (1991)
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3: 34°F (2006)
Lowest Highs
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1: 76°F (1895)
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2: 70°F (1891)
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3: 67°F (1947)
Highest Lows
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1: 53°F (1995)
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2: 54°F (1927)
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3: 54°F (1918)
Highest September temperature:
99°F on 09-06-1922.
Lowest September temperature:
24°F on 09-30-1899.
Average temperature is 63°F
Average high is 73.6°F
Average low is 52.3°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 2.27" (1965)
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2: 1.60" (1923)
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3: 1.58" (1980)
Precipitation data from 1873 to 2022.