Records for Wilmington Area, Delaware (ILGthr) on 09-28
Record Highs
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1: 87°F (2019)
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2: 85°F (1954)
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3: 85°F (1941)
Record Lows
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1: 35°F (1947)
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2: 38°F (1957)
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3: 40°F (1989)
Lowest Highs
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1: 71°F (2011)
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2: 69°F (1959)
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3: 68°F (1936)
Highest Lows
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1: 51°F (1984)
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2: 56°F (1956)
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3: 56°F (1926)
Highest September temperature:
100°F on 09-02-1953.
Lowest September temperature:
32°F on 09-27-1940.
Average temperature is 62.2°F
Average high is 70.4°F
Average low is 54°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 5.72" (2004)
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2: 1.38" (1908)
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3: 1.32" (1974)
Precipitation data from 1894 to 2022.