Records for Hillsboro Area, Oregon (HIOthr) on 04-01
Record Highs
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1: 76°F (2016)
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2: 76°F (1987)
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3: 74°F (1992)
Record Lows
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1: 25°F (2008)
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2: 27°F (1936)
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3: 28°F (2007)
Lowest Highs
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1: 54°F (1961)
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2: 50°F (1943)
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3: 47°F (1932)
Highest Lows
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1: 41°F (1936)
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2: 47°F (1982)
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3: 48°F (2009)
Highest April temperature:
90°F on 04-29-1957.
Lowest April temperature:
20°F on 04-16-1933.
Average temperature is 47.9°F
Average high is 57.8°F
Average low is 38°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 0.43" (1931)
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2: 0.42" (1974)
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3: 0.30" (2006)
Precipitation data from 1929 to 2022.