Records for Hillsboro Area, Oregon (HIOthr) on 10-15
Record Highs
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1: 86°F (2022)
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2: 83°F (1991)
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3: 80°F (1961)
Record Lows
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1: 28°F (1999)
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2: 29°F (2008)
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3: 30°F (1966)
Lowest Highs
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1: 57°F (2012)
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2: 57°F (1988)
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3: 54°F (2005)
Highest Lows
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1: 52°F (1984)
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2: 54°F (1990)
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3: 54°F (1930)
Highest October temperature:
92°F on 10-02-1987.
Lowest October temperature:
20°F on 10-31-2006.
Average temperature is 52.4°F
Average high is 63.9°F
Average low is 40.9°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 1.02" (1947)
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2: 0.50" (1975)
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3: 0.47" (2016)
Precipitation data from 1929 to 2022.