Records for Wilmington Area, Delaware (ILGthr) on 09-30
Record Highs
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1: 88°F (1953)
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2: 87°F (1986)
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3: 87°F (1945)
Record Lows
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1: 34°F (1942)
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2: 38°F (1951)
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3: 38°F (1935)
Lowest Highs
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1: 68°F (2010)
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2: 68°F (1986)
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3: 68°F (1959)
Highest Lows
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1: 55°F (1928)
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2: 57°F (2001)
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3: 57°F (1936)
Highest September temperature:
100°F on 09-02-1953.
Lowest September temperature:
32°F on 09-27-1940.
Average temperature is 61.4°F
Average high is 69.5°F
Average low is 53.2°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 4.32" (2010)
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2: 3.56" (1924)
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3: 2.10" (1920)
Precipitation data from 1894 to 2022.