Records for Ontario Area, Oregon (ONOthr) on 10-18
Record Highs
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1: 80°F (1973)
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2: 80°F (1958)
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3: 76°F (2022)
Record Lows
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1: 20°F (1948)
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2: 23°F (1971)
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3: 23°F (1966)
Lowest Highs
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1: 54°F (2015)
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2: 50°F (2021)
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3: 46°F (2020)
Highest Lows
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1: 48°F (2007)
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2: 49°F (1949)
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3: 52°F (1984)
Highest October temperature:
93°F on 10-01-1997.
Lowest October temperature:
9°F on 10-30-2019.
Average temperature is 49.2°F
Average high is 63.4°F
Average low is 35.1°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 0.33" (1953)
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2: 0.27" (1990)
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3: 0.15" (2007)
Precipitation data from 1945 to 2022.