Records for Dubuque Area, Iowa (DBQthr) on 09-15
Record Highs
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1: 97°F (1939)
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2: 92°F (1927)
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3: 89°F (1994)
Record Lows
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1: 32°F (2007)
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2: 35°F (2011)
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3: 38°F (1966)
Lowest Highs
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1: 75°F (1939)
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2: 70°F (1927)
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3: 70°F (1897)
Highest Lows
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1: 50°F (1916)
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2: 52°F (1993)
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3: 56°F (1983)
Highest September temperature:
99°F on 09-06-1922.
Lowest September temperature:
24°F on 09-30-1899.
Average temperature is 64.9°F
Average high is 75.5°F
Average low is 54.4°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 1.57" (1927)
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2: 1.14" (1967)
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3: 1.01" (1970)
Precipitation data from 1873 to 2022.