Records for Green Bay Area, Wisconsin (GRBthr) on 09-21
Record Highs
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1: 90°F (1908)
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2: 90°F (1895)
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3: 88°F (2005)
Record Lows
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1: 28°F (1974)
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2: 30°F (1956)
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3: 31°F (1999)
Lowest Highs
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1: 70°F (1914)
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2: 68°F (1931)
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3: 66°F (1895)
Highest Lows
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1: 43°F (1913)
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2: 49°F (1934)
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3: 50°F (1983)
Highest September temperature:
97°F on 09-10-1931.
Lowest September temperature:
24°F on 09-29-1949.
Average temperature is 58.4°F
Average high is 69.1°F
Average low is 47.7°F
Temperature data from 1886 to 2022.
Record Precipitation
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1: 1.83" (1893)
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2: 1.75" (1973)
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3: 1.41" (1924)
Precipitation data from 1886 to 2022.