Records for Wilmington Area, Ohio (ILNthr) on 09-15
Record Highs
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1: 100°F (1939)
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2: 96°F (1936)
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3: 96°F (1927)
Record Lows
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1: 33°F (1975)
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2: 33°F (1923)
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3: 38°F (1929)
Lowest Highs
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1: 70°F (1936)
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2: 69°F (1931)
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3: 68°F (2018)
Highest Lows
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1: 59°F (1949)
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2: 62°F (2011)
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3: 63°F (2007)
Highest September temperature:
104°F on 09-14-1939.
Lowest September temperature:
26°F on 09-26-1928.
Average temperature is 67°F
Average high is 79.2°F
Average low is 54.9°F
Temperature data from 1917 to 2022.
Record Precipitation
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1: 1.92" (2002)
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2: 1.38" (1989)
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3: 1.10" (1956)
Precipitation data from 1915 to 2022.