Records for Wilmington Area, Ohio (ILNthr) on 05-21
Record Highs
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1: 92°F (1934)
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2: 91°F (1941)
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3: 89°F (1977)
Record Lows
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1: 31°F (1954)
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2: 35°F (2002)
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3: 38°F (1981)
Lowest Highs
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1: 70°F (1996)
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2: 68°F (1921)
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3: 67°F (2004)
Highest Lows
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1: 49°F (1986)
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2: 51°F (2002)
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3: 57°F (2015)
Highest May temperature:
97°F on 05-10-1936.
Lowest May temperature:
24°F on 05-10-1966.
Average temperature is 65.5°F
Average high is 76.1°F
Average low is 54.9°F
Temperature data from 1917 to 2022.
Record Precipitation
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1: 1.11" (1982)
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2: 1.01" (2010)
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3: 0.80" (1915)
Precipitation data from 1915 to 2022.