Records for Hillsboro Area, Oregon (HIOthr) on 12-09
Record Highs
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1: 60°F (2014)
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2: 58°F (1933)
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3: 57°F (2004)
Record Lows
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1: 3°F (1972)
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2: 7°F (2009)
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3: 7°F (1932)
Lowest Highs
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1: 47°F (2014)
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2: 45°F (2015)
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3: 44°F (1993)
Highest Lows
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1: 26°F (1972)
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2: 27°F (2013)
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3: 31°F (2009)
Highest December temperature:
64°F on 12-01-1951.
Lowest December temperature:
-2°F on 12-08-1972.
Average temperature is 40°F
Average high is 46.6°F
Average low is 33.5°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 1.27" (1993)
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2: 1.23" (2010)
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3: 1.17" (1948)
Precipitation data from 1929 to 2022.