Records for Ontario Area, Oregon (ONOthr) on 10-20
Record Highs
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1: 76°F (2014)
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2: 75°F (1978)
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3: 75°F (1947)
Record Lows
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1: 15°F (1996)
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2: 17°F (1976)
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3: 18°F (1982)
Lowest Highs
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1: 49°F (2020)
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2: 48°F (2015)
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3: 47°F (1946)
Highest Lows
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1: 51°F (1996)
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2: 52°F (1971)
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3: 53°F (2019)
Highest October temperature:
93°F on 10-01-1997.
Lowest October temperature:
9°F on 10-30-2019.
Average temperature is 48.3°F
Average high is 62.1°F
Average low is 34.4°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 0.21" (1970)
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2: 0.17" (2000)
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3: 0.16" (1961)
Precipitation data from 1945 to 2022.