Records for Hillsboro Area, Oregon (HIOthr) on 03-18
Record Highs
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1: 73°F (1978)
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2: 72°F (1996)
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3: 69°F (2019)
Record Lows
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1: 24°F (1943)
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2: 28°F (2012)
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3: 28°F (2002)
Lowest Highs
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1: 51°F (1997)
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2: 49°F (2001)
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3: 48°F (2016)
Highest Lows
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1: 41°F (2002)
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2: 46°F (2012)
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3: 47°F (2011)
Highest March temperature:
83°F on 03-28-1930.
Lowest March temperature:
18°F on 03-01-1960.
Average temperature is 46.6°F
Average high is 56.3°F
Average low is 36.9°F
Temperature data from 1929 to 2022.
Record Precipitation
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1: 0.82" (1931)
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2: 0.70" (1938)
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3: 0.59" (1975)
Precipitation data from 1929 to 2022.