Records for Ontario Area, Oregon (ONOthr) on 10-21
Record Highs
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1: 79°F (2021)
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2: 78°F (2003)
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3: 77°F (1991)
Record Lows
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1: 17°F (1996)
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2: 17°F (1976)
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3: 20°F (1958)
Lowest Highs
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1: 53°F (2002)
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2: 49°F (1978)
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3: 48°F (1985)
Highest Lows
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1: 48°F (2017)
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2: 51°F (2009)
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3: 51°F (1945)
Highest October temperature:
93°F on 10-01-1997.
Lowest October temperature:
9°F on 10-30-2019.
Average temperature is 47.8°F
Average high is 61.5°F
Average low is 34.1°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 0.26" (2017)
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2: 0.23" (1990)
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3: 0.13" (1989)
Precipitation data from 1945 to 2022.