Records for Hillsboro Area, Oregon (HIOthr) on 08-25
Record Highs
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1: 96°F (2016)
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2: 96°F (2010)
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3: 96°F (1982)
Record Lows
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1: 39°F (1930)
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2: 42°F (2018)
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3: 43°F (1993)
Lowest Highs
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1: 70°F (1958)
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2: 63°F (2011)
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3: 63°F (1996)
Highest Lows
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1: 59°F (1977)
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2: 65°F (1960)
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3: 66°F (1956)
Highest August temperature:
106°F on 08-17-1977.
Lowest August temperature:
30°F on 08-30-1930.
Average temperature is 66.1°F
Average high is 81.3°F
Average low is 50.9°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 1.03" (1977)
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2: 0.79" (1956)
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3: 0.61" (1968)
Precipitation data from 1929 to 2022.