Records for Hillsboro Area, Oregon (HIOthr) on 10-26
Record Highs
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1: 77°F (1965)
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2: 74°F (2003)
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3: 71°F (1944)
Record Lows
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1: 24°F (2020)
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2: 27°F (1954)
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3: 28°F (1978)
Lowest Highs
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1: 56°F (1986)
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2: 53°F (2018)
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3: 52°F (1994)
Highest Lows
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1: 48°F (1963)
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2: 49°F (1991)
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3: 50°F (1997)
Highest October temperature:
92°F on 10-02-1987.
Lowest October temperature:
20°F on 10-31-2006.
Average temperature is 49.2°F
Average high is 59.3°F
Average low is 39°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 2.60" (1994)
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2: 0.84" (2016)
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3: 0.84" (1991)
Precipitation data from 1929 to 2022.