Records for Hillsboro Area, Oregon (HIOthr) on 03-17
Record Highs
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1: 75°F (1947)
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2: 72°F (1972)
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3: 71°F (1978)
Record Lows
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1: 25°F (1955)
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2: 26°F (2020)
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3: 26°F (1963)
Lowest Highs
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1: 51°F (1932)
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2: 47°F (1997)
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3: 47°F (1976)
Highest Lows
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1: 46°F (2002)
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2: 46°F (1973)
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3: 47°F (1993)
Highest March temperature:
83°F on 03-28-1930.
Lowest March temperature:
18°F on 03-01-1960.
Average temperature is 46.5°F
Average high is 56.2°F
Average low is 36.8°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 1.05" (1938)
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2: 0.85" (1975)
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3: 0.81" (1993)
Precipitation data from 1929 to 2022.