Records for Hillsboro Area, Oregon (HIOthr) on 10-23
Record Highs
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1: 77°F (1965)
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2: 76°F (1962)
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3: 75°F (1964)
Record Lows
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1: 28°F (1945)
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2: 29°F (1935)
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3: 30°F (2020)
Lowest Highs
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1: 58°F (1959)
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2: 55°F (1942)
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3: 55°F (1933)
Highest Lows
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1: 50°F (1991)
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2: 51°F (2012)
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3: 51°F (1990)
Highest October temperature:
92°F on 10-02-1987.
Lowest October temperature:
20°F on 10-31-2006.
Average temperature is 50°F
Average high is 60.5°F
Average low is 39.4°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 1.77" (1951)
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2: 1.24" (1943)
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3: 0.95" (1931)
Precipitation data from 1929 to 2022.