Records for Ontario Area, Oregon (ONOthr) on 05-05
Record Highs
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1: 95°F (1966)
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2: 91°F (1990)
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3: 89°F (1992)
Record Lows
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1: 29°F (1986)
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2: 31°F (1999)
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3: 31°F (1996)
Lowest Highs
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1: 56°F (2017)
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2: 55°F (2016)
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3: 55°F (1947)
Highest Lows
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1: 51°F (2010)
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2: 51°F (1965)
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3: 53°F (1950)
Highest May temperature:
103°F on 05-29-1986.
Lowest May temperature:
25°F on 05-01-1946.
Average temperature is 56.6°F
Average high is 70°F
Average low is 43.2°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 1.10" (2005)
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2: 0.41" (2017)
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3: 0.22" (1983)
Precipitation data from 1945 to 2022.