Records for Hillsboro Area, Oregon (HIOthr) on 08-19
Record Highs
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1: 100°F (2016)
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2: 98°F (2015)
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3: 97°F (2009)
Record Lows
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1: 40°F (1973)
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2: 40°F (1944)
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3: 42°F (1959)
Lowest Highs
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1: 65°F (2022)
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2: 60°F (2014)
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3: 60°F (1991)
Highest Lows
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1: 63°F (1968)
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2: 67°F (1974)
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3: 68°F (2000)
Highest August temperature:
106°F on 08-17-1977.
Lowest August temperature:
30°F on 08-30-1930.
Average temperature is 66.8°F
Average high is 82.1°F
Average low is 51.6°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 1.11" (1968)
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2: 0.31" (1979)
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3: 0.27" (2007)
Precipitation data from 1929 to 2022.