Records for Dayton Area, Ohio (DAYthr) on 05-20
Record Highs
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1: 91°F (1911)
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2: 90°F (1977)
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3: 90°F (1975)
Record Lows
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1: 37°F (1894)
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2: 38°F (1981)
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3: 38°F (1929)
Lowest Highs
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1: 69°F (1996)
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2: 68°F (2013)
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3: 68°F (1975)
Highest Lows
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1: 50°F (1894)
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2: 51°F (2002)
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3: 51°F (1986)
Highest May temperature:
98°F on 05-28-1911.
Lowest May temperature:
26°F on 05-01-1963.
Average temperature is 65.2°F
Average high is 76°F
Average low is 54.3°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 1.75" (1984)
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2: 1.36" (1938)
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3: 1.34" (1915)
Precipitation data from 1893 to 2022.