Records for Hillsboro Area, Oregon (HIOthr) on 12-14
Record Highs
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1: 58°F (2002)
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2: 57°F (2006)
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3: 57°F (1977)
Record Lows
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1: 16°F (1932)
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2: 18°F (1945)
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3: 18°F (1940)
Lowest Highs
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1: 50°F (1929)
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2: 48°F (2002)
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3: 48°F (1977)
Highest Lows
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1: 33°F (1987)
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2: 33°F (1961)
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3: 34°F (2016)
Highest December temperature:
64°F on 12-01-1951.
Lowest December temperature:
-2°F on 12-08-1972.
Average temperature is 39.5°F
Average high is 45.9°F
Average low is 33.1°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 1.76" (2006)
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2: 1.13" (2002)
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3: 1.10" (1946)
Precipitation data from 1929 to 2022.