Records for Hillsboro Area, Oregon (HIOthr) on 09-06
Record Highs
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1: 97°F (1958)
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2: 95°F (2014)
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3: 95°F (1944)
Record Lows
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1: 38°F (2001)
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2: 40°F (2010)
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3: 40°F (2002)
Lowest Highs
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1: 66°F (1958)
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2: 63°F (1955)
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3: 59°F (2017)
Highest Lows
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1: 63°F (2015)
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2: 63°F (1933)
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3: 64°F (1995)
Highest September temperature:
103°F on 09-03-1988.
Lowest September temperature:
29°F on 09-17-1965.
Average temperature is 64.3°F
Average high is 79.3°F
Average low is 49.3°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 0.68" (1931)
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2: 0.65" (2013)
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3: 0.62" (2009)
Precipitation data from 1929 to 2022.