Records for Hillsboro Area, Oregon (HIOthr) on 08-05
Record Highs
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1: 99°F (1945)
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2: 98°F (2008)
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3: 98°F (1993)
Record Lows
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1: 40°F (1931)
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2: 41°F (1979)
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3: 41°F (1948)
Lowest Highs
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1: 61°F (1997)
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2: 61°F (1977)
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3: 60°F (2021)
Highest Lows
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1: 67°F (1976)
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2: 68°F (2003)
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3: 69°F (1962)
Highest August temperature:
106°F on 08-17-1977.
Lowest August temperature:
30°F on 08-30-1930.
Average temperature is 68.3°F
Average high is 83.8°F
Average low is 52.9°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 0.18" (1943)
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2: 0.12" (1957)
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3: 0.06" (2003)
Precipitation data from 1929 to 2022.