Records for Hillsboro Area, Oregon (HIOthr) on 04-18
Record Highs
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1: 88°F (2016)
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2: 84°F (1934)
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3: 83°F (2021)
Record Lows
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1: 29°F (2011)
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2: 29°F (1964)
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3: 29°F (1931)
Lowest Highs
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1: 52°F (1994)
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2: 50°F (1943)
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3: 49°F (1990)
Highest Lows
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1: 46°F (1963)
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2: 47°F (1987)
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3: 50°F (2022)
Highest April temperature:
90°F on 04-29-1957.
Lowest April temperature:
20°F on 04-16-1933.
Average temperature is 50.3°F
Average high is 61.3°F
Average low is 39.2°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 0.46" (2022)
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2: 0.46" (1987)
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3: 0.29" (1996)
Precipitation data from 1929 to 2022.