Records for Hillsboro Area, Oregon (HIOthr) on 03-23
Record Highs
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1: 73°F (1979)
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2: 72°F (1939)
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3: 70°F (1940)
Record Lows
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1: 27°F (1948)
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2: 28°F (2021)
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3: 29°F (2011)
Lowest Highs
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1: 53°F (1998)
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2: 50°F (1971)
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3: 48°F (1993)
Highest Lows
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1: 44°F (2018)
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2: 45°F (2009)
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3: 45°F (1936)
Highest March temperature:
83°F on 03-28-1930.
Lowest March temperature:
18°F on 03-01-1960.
Average temperature is 47.1°F
Average high is 56.8°F
Average low is 37.4°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 0.94" (2015)
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2: 0.82" (1985)
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3: 0.78" (1993)
Precipitation data from 1929 to 2022.