Records for Hillsboro Area, Oregon (HIOthr) on 12-04
Record Highs
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1: 60°F (2007)
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2: 60°F (1945)
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3: 59°F (1979)
Record Lows
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1: 19°F (2013)
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2: 21°F (1972)
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3: 22°F (2009)
Lowest Highs
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1: 48°F (1950)
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2: 46°F (2012)
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3: 46°F (1945)
Highest Lows
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1: 31°F (1972)
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2: 38°F (2013)
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3: 38°F (2005)
Highest December temperature:
64°F on 12-01-1951.
Lowest December temperature:
-2°F on 12-08-1972.
Average temperature is 40.8°F
Average high is 47.5°F
Average low is 34.1°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 2.01" (1968)
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2: 1.28" (1996)
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3: 1.25" (1951)
Precipitation data from 1929 to 2022.