Records for Ontario Area, Oregon (ONOthr) on 12-24
Record Highs
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1: 59°F (1964)
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2: 46°F (2019)
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3: 46°F (1956)
Record Lows
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1: -14°F (1990)
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2: -9°F (1948)
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3: -7°F (1985)
Lowest Highs
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1: 43°F (1964)
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2: 34°F (2018)
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3: 33°F (2021)
Highest Lows
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1: 10°F (1983)
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2: 13°F (1985)
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3: 14°F (1948)
Highest December temperature:
66°F on 12-22-1955.
Lowest December temperature:
-23°F on 12-10-1972.
Average temperature is 28.1°F
Average high is 34.8°F
Average low is 21.5°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 1.40" (1968)
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2: 0.56" (1988)
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3: 0.45" (1959)
Precipitation data from 1945 to 2022.