Records for Wilmington Area, Delaware (ILGthr) on 09-16
Record Highs
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1: 94°F (1970)
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2: 92°F (1991)
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3: 91°F (1998)
Record Lows
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1: 40°F (1984)
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2: 43°F (1966)
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3: 45°F (2011)
Lowest Highs
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1: 74°F (1998)
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2: 73°F (2005)
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3: 71°F (1991)
Highest Lows
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1: 60°F (1963)
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2: 65°F (2011)
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3: 66°F (1959)
Highest September temperature:
100°F on 09-02-1953.
Lowest September temperature:
32°F on 09-27-1940.
Average temperature is 66.9°F
Average high is 75.1°F
Average low is 58.7°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 8.29" (1999)
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2: 1.46" (1925)
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3: 1.07" (1996)
Precipitation data from 1894 to 2022.