Records for Ontario Area, Oregon (ONOthr) on 12-13
Record Highs
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1: 56°F (1956)
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2: 55°F (2002)
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3: 53°F (2021)
Record Lows
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1: -13°F (1972)
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2: -6°F (1985)
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3: 7°F (2016)
Lowest Highs
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1: 39°F (1977)
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2: 38°F (2021)
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3: 38°F (2015)
Highest Lows
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1: 10°F (1972)
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2: 15°F (1985)
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3: 25°F (1980)
Highest December temperature:
66°F on 12-22-1955.
Lowest December temperature:
-23°F on 12-10-1972.
Average temperature is 29.3°F
Average high is 36.3°F
Average low is 22.3°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 0.60" (1994)
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2: 0.50" (1995)
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3: 0.35" (1982)
Precipitation data from 1945 to 2022.