Records for Hillsboro Area, Oregon (HIOthr) on 01-15
Record Highs
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1: 61°F (1958)
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2: 58°F (1991)
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3: 57°F (2018)
Record Lows
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1: 6°F (2017)
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2: 16°F (1950)
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3: 16°F (1947)
Lowest Highs
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1: 50°F (1974)
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2: 50°F (1961)
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3: 47°F (2011)
Highest Lows
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1: 26°F (1930)
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2: 30°F (2017)
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3: 32°F (2005)
Highest January temperature:
69°F on 01-28-1934.
Lowest January temperature:
-14°F on 01-21-1930.
Average temperature is 40.5°F
Average high is 47.2°F
Average low is 33.8°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 2.84" (1974)
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2: 1.20" (1971)
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3: 1.03" (1988)
Precipitation data from 1929 to 2022.