Records for Ontario Area, Oregon (ONOthr) on 12-16
Record Highs
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1: 55°F (2002)
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2: 53°F (1956)
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3: 52°F (1968)
Record Lows
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1: -5°F (1985)
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2: -3°F (1967)
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3: 0°F (2005)
Lowest Highs
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1: 41°F (2002)
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2: 36°F (1981)
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3: 36°F (1973)
Highest Lows
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1: 16°F (1985)
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2: 20°F (2005)
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3: 20°F (1967)
Highest December temperature:
66°F on 12-22-1955.
Lowest December temperature:
-23°F on 12-10-1972.
Average temperature is 28.8°F
Average high is 35.7°F
Average low is 21.9°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 0.62" (1995)
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2: 0.32" (1949)
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3: 0.29" (1962)
Precipitation data from 1945 to 2022.