Records for Wilmington Area, Delaware (ILGthr) on 09-22
Record Highs
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1: 99°F (1895)
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2: 94°F (1970)
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3: 92°F (1931)
Record Lows
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1: 40°F (2020)
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2: 40°F (1962)
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3: 42°F (1997)
Lowest Highs
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1: 74°F (1989)
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2: 72°F (1965)
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3: 72°F (1895)
Highest Lows
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1: 60°F (1918)
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2: 62°F (1999)
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3: 62°F (1950)
Highest September temperature:
100°F on 09-02-1953.
Lowest September temperature:
32°F on 09-27-1940.
Average temperature is 64.6°F
Average high is 72.8°F
Average low is 56.4°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 1.55" (1990)
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2: 1.36" (1923)
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3: 1.21" (1949)
Precipitation data from 1894 to 2022.