Records for Portland Area, Oregon (PDXthr) on 05-27
Record Highs
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1: 95°F (2005)
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2: 90°F (1944)
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3: 89°F (2017)
Record Lows
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1: 39°F (1966)
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2: 41°F (1955)
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3: 43°F (1994)
Lowest Highs
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1: 59°F (2019)
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2: 59°F (2005)
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3: 58°F (1958)
Highest Lows
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1: 56°F (2006)
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2: 57°F (2011)
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3: 57°F (1989)
Highest May temperature:
100°F on 05-28-1983.
Lowest May temperature:
29°F on 05-01-1954.
Average temperature is 60.5°F
Average high is 70°F
Average low is 51°F
Temperature data from 1940 to 2022.
Record Precipitation
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1: 0.88" (2013)
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2: 0.59" (1990)
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3: 0.58" (1989)
Precipitation data from 1940 to 2022.