Records for Ontario Area, Oregon (ONOthr) on 12-04
Record Highs
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1: 58°F (2007)
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2: 57°F (1975)
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3: 55°F (1977)
Record Lows
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1: -4°F (1992)
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2: 10°F (2005)
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3: 12°F (2006)
Lowest Highs
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1: 40°F (2012)
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2: 37°F (1982)
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3: 35°F (2014)
Highest Lows
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1: 27°F (1992)
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2: 28°F (2013)
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3: 28°F (1988)
Highest December temperature:
66°F on 12-22-1955.
Lowest December temperature:
-23°F on 12-10-1972.
Average temperature is 31.3°F
Average high is 38.9°F
Average low is 23.7°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 0.74" (1996)
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2: 0.27" (2022)
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3: 0.24" (2012)
Precipitation data from 1945 to 2022.