Records for Wilmington Area, Ohio (ILNthr) on 12-20
Record Highs
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1: 68°F (1949)
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2: 58°F (1957)
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3: 57°F (2013)
Record Lows
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1: -9°F (1963)
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2: -8°F (1981)
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3: -4°F (1919)
Lowest Highs
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1: 47°F (2013)
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2: 45°F (1957)
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3: 45°F (1923)
Highest Lows
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1: 10°F (1981)
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2: 12°F (1963)
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3: 17°F (1983)
Highest December temperature:
73°F on 12-04-1982.
Lowest December temperature:
-24°F on 12-22-1989.
Average temperature is 33.9°F
Average high is 41.4°F
Average low is 26.3°F
Temperature data from 1917 to 2022.
Record Precipitation
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1: 0.92" (2012)
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2: 0.74" (1995)
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3: 0.64" (1957)
Precipitation data from 1915 to 2022.