Records for Hillsboro Area, Oregon (HIOthr) on 01-01
Record Highs
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1: 57°F (1964)
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2: 56°F (1981)
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3: 56°F (1939)
Record Lows
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1: 13°F (1979)
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2: 15°F (1942)
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3: 19°F (1952)
Lowest Highs
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1: 50°F (1997)
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2: 46°F (2021)
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3: 46°F (2010)
Highest Lows
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1: 24°F (1979)
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2: 31°F (1952)
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3: 31°F (1942)
Highest January temperature:
69°F on 01-28-1934.
Lowest January temperature:
-14°F on 01-21-1930.
Average temperature is 39.5°F
Average high is 45.9°F
Average low is 33.2°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 2.58" (2009)
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2: 1.30" (1933)
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3: 1.09" (1994)
Precipitation data from 1929 to 2022.