Records for Ontario Area, Oregon (ONOthr) on 08-23
Record Highs
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1: 106°F (1969)
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2: 104°F (1970)
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3: 103°F (1967)
Record Lows
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1: 37°F (1960)
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2: 38°F (1992)
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3: 39°F (1959)
Lowest Highs
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1: 71°F (2022)
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2: 66°F (1961)
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3: 65°F (2009)
Highest Lows
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1: 69°F (1992)
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2: 69°F (1989)
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3: 71°F (1960)
Highest August temperature:
113°F on 08-04-1961.
Lowest August temperature:
33°F on 08-28-1960.
Average temperature is 72.2°F
Average high is 89.4°F
Average low is 55.1°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 0.40" (1989)
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2: 0.15" (1983)
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3: 0.09" (1976)
Precipitation data from 1945 to 2022.