Records for Ontario Area, Oregon (ONOthr) on 09-11
Record Highs
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1: 99°F (1973)
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2: 99°F (1959)
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3: 97°F (1990)
Record Lows
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1: 34°F (2005)
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2: 36°F (1957)
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3: 37°F (1988)
Lowest Highs
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1: 61°F (1969)
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2: 59°F (1980)
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3: 57°F (1976)
Highest Lows
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1: 61°F (1985)
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2: 66°F (1988)
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3: 67°F (1982)
Highest September temperature:
104°F on 09-01-1967.
Lowest September temperature:
24°F on 09-19-1965.
Average temperature is 66°F
Average high is 83°F
Average low is 49°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 0.62" (1976)
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2: 0.54" (1980)
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3: 0.36" (1967)
Precipitation data from 1945 to 2022.