Records for Wilmington Area, Ohio (ILNthr) on 05-15
Record Highs
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1: 90°F (1962)
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2: 90°F (1932)
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3: 88°F (1944)
Record Lows
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1: 33°F (1920)
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2: 34°F (1973)
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3: 35°F (1936)
Lowest Highs
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1: 66°F (2018)
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2: 64°F (1968)
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3: 63°F (2013)
Highest Lows
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1: 48°F (1978)
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2: 55°F (2006)
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3: 56°F (2016)
Highest May temperature:
97°F on 05-10-1936.
Lowest May temperature:
24°F on 05-10-1966.
Average temperature is 63.7°F
Average high is 74.4°F
Average low is 53°F
Temperature data from 1917 to 2022.
Record Precipitation
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1: 1.71" (2008)
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2: 1.26" (1967)
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3: 1.06" (1943)
Precipitation data from 1915 to 2022.