Records for Ontario Area, Oregon (ONOthr) on 12-01
Record Highs
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1: 62°F (1995)
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2: 54°F (2012)
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3: 53°F (2013)
Record Lows
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1: 9°F (1969)
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2: 11°F (1988)
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3: 11°F (1976)
Lowest Highs
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1: 42°F (2003)
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2: 42°F (1966)
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3: 41°F (2012)
Highest Lows
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1: 24°F (2015)
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2: 27°F (1956)
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3: 28°F (1985)
Highest December temperature:
66°F on 12-22-1955.
Lowest December temperature:
-23°F on 12-10-1972.
Average temperature is 32.1°F
Average high is 40°F
Average low is 24.3°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 0.83" (2005)
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2: 0.75" (1992)
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3: 0.47" (1964)
Precipitation data from 1945 to 2022.