Records for Hillsboro Area, Oregon (HIOthr) on 05-02
Record Highs
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1: 85°F (2016)
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2: 84°F (1945)
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3: 84°F (1937)
Record Lows
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1: 30°F (1952)
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2: 31°F (2006)
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3: 31°F (1964)
Lowest Highs
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1: 52°F (1936)
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2: 52°F (1931)
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3: 51°F (2017)
Highest Lows
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1: 52°F (1964)
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2: 53°F (1996)
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3: 54°F (1999)
Highest May temperature:
100°F on 05-29-1983.
Lowest May temperature:
26°F on 05-08-1935.
Average temperature is 53.7°F
Average high is 65.7°F
Average low is 41.8°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 0.78" (1986)
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2: 0.68" (2009)
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3: 0.56" (1975)
Precipitation data from 1929 to 2022.